DLA A-A-59595 C-2008 BEARING BALL ANNULAR SINGLE ROW RADIAL NON-FILLING SLOT CARTRIDGE TYPE WITHOUT GREASE PLUG DIMENSION SERIES 32.pdf

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1、METRIC A-A-59595C 23 December 2008 SUPERSEDING A-A-59595B 15 December 2003 Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data that may improve this document should be sent to: STDZNMGTdla.mil or Defense Supply Center Richmond (DSCR), ATTN: DSCR-VEB, 8000 Je

2、fferson Davis Highway, Richmond, VA 23297-5616. FSC 3110 COMMERCIAL ITEM DESCRIPTION BEARING, BALL, ANNULAR, SINGLE ROW, RADIAL, NON-FILLING SLOT, CARTRIDGE TYPE WITHOUT GREASE PLUG, DIMENSION SERIES 32 The General Services Administration has authorized the use of this commercial item description fo

3、r all federal agencies. 1. SCOPE. This commercial item description (CID) covers metric, single row, radial, non-filling slot, cartridge type, annular ball bearings for general-purpose use. These bearings are not intended for use in critical aeronautical or critical special precision applications. 2.

4、 CLASSIFICATION. The ball bearings shall be classified by the class, sizes, cage materials, shield and seal configurations, precision tolerances, and lubricant and preservative requirements listed below: Class 8 - dimension series 32 Sizes - bearing dimensions (see Table I) Cage materials (see Table

5、 II) Shield, seal and snap ring configurations (see Table III) Precision tolerances (see Table IV) Lubricant and preservative requirements (see Table V) 3. SALIENT CHARACTERISTICS 3.1 Dimensions. Bearing boundary dimensions shall conform to the requirements specified in Table I for each of the coded

6、 bearing sizes. The listed dimensions conform to the requirements specified for the listed bearing sizes from dimension series 32 in the American Bearing Manufacturers Association (ABMA) Standard 20, “Radial Bearings of Ball, Cylindrical Roller, and Spherical Roller Types, Metric Design“. The bearin

7、g size shall be as specified in the Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59595C acquisition order (see 7.3(b). For unlisted bearing sizes, the dimensional and dynamic load rating requirements should also be specified in the acquisition

8、 order. Table I. Dimensional requirements (ABMA series 32). Bearing size code Bore Diameter (mm) Outside diameter (mm) Width (mm) Chamfer r/min. (mm) Minimum shaft shoulder diameter1(mm) Dynamic load rating (minimum) (lbs.) 00 10 30 14.3 0.6 15 805 01 12 32 15.9 0.6 17 1,190 02 15 35 15.9 0.6 20 1,3

9、20 03 17 40 17.5 0.6 22 1,725 04 20 47 20.6 1.0 26 2,220 05 25 52 20.6 1.0 31 2,435 06 30 62 23.8 1.0 36 3,380 07 35 72 27.0 1.1 42 4,460 08 40 80 30.2 1.1 47 5,060 09 45 85 30.2 1.1 52 5,680 10 50 90 30.2 1.1 57 6,050 11 55 100 33.3 1.5 63.5 7,500 12 60 110 36.5 1.5 68.5 9,050 13 65 120 38.1 1.5 73

10、.5 10,170 14 70 125 39.7 1.5 78.5 10,745 1Listed for reference purposes only. Shoulder height shall be determined to provide sufficient clearance for the direct application of bearing removal force against the bearing inner ring. If the required minimum clearance is not available, an alternative non

11、-destructive bearing removal capability shall be provided. 3.2 Materials. 3.2.1 Rings. The bearing ring material shall be chromium-alloy steel 52100 (UNS G52986) as specified in ASTM International (ASTM) A 295/A 295M, “Standard Specification for High-Carbon Anti-Friction Bearing Steel“. The finished

12、 rings shall not exceed the associated billet material inclusion rating which is also specified in ASTM A 295/A 295M. Ring hardness shall be at least 58 HRC as defined in ASTM E 18, “Standard Test Methods for Rockwell Hardness of Metallic Materials“. The grain size of the ring material shall be dete

13、rmined in accordance with ASTM E 112, “Standard Methods for Determining Average Grain Size“. 3.2.2 Balls. The bearing ball material shall be chromium-alloy steel 52100 (UNS G52986) as specified in ASTM A 295/A 295M. The finished balls shall not exceed the associated billet material inclusion rating

14、which is also specified in ASTM A 295/A 295M. Balls shall be through-hardened no less than 60 HRC and no more than 67 HRC as defined in ASTM E 18. The grain size of the ball material shall be determined in accordance with ASTM E 112. 2 Provided by IHSNot for ResaleNo reproduction or networking permi

15、tted without license from IHS-,-,-A-A-59595C 3.2.3 Cage. The bearing cage material shall be impervious to deterioration from any lubricant, preservative, solvent, or other chemical substance expected to contact the bearing during normal use or storage. Similarly, the material shall not cause any che

16、mical deterioration of any other bearing component. Metallic cage materials shall operate from -40 F to 250 F (-40 C to 121 C). Non-metallic cage materials shall operate from -20 F to 250 F (-30 C to 121 C). Unless otherwise specified in the acquisition order, the cage material shall be one of the o

17、ptional coded types listed in Table II (see 7.3(c). Table II. Cage materials. Code1Material type J Pressed steel M Machined bronze or brass P Molded plastic (nylon 6/6 or equal) T Machined non-metallic (phenolic) Y Pressed brass X Other (specify in acquisition order) 1No significant changes from FF-

18、B-171/9. 3.2.4 Shields and seals. When used, the shield or seal material shall be as recommended by the manufacturer, unless otherwise specified in the acquisition order (see 7.3 (d). The material shall be impervious to deterioration from any lubricant, preservative, solvent, or other chemical subst

19、ance expected to contact the bearing during normal use or storage. Similarly, the material shall not cause any chemical deterioration of any other bearing component. The shield or seal material shall remain functionally at a minimum temperature range of -20 F to 250 F (-30 C to 121 C) for non-metall

20、ic and -40 F to 250 F (-40 C to 121 C) for metallic materials. Unless otherwise specified in the acquisition order, the shield configuration for the bearing shall be one of the coded options listed in Table III (see 7.3(e). Table III. Shield, seal and snap ring configurations. Code1Configuration opt

21、ion A Double contact seal B Double labyrinth seal C Double contact seal with snap ring D Double labyrinth seal with snap ring E Double shield F Double shield with snap ring X Other (specify in acquisition order) 1No significant changes from FF-B-171/9. 3.2.5 Snap ring. When used, the bearing snap ri

22、ng and associated snap ring groove shall conform to the requirements specified in ABMA Standard 20. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59595C 3.3 Precision tolerance. The bearing precision tolerance level shall conform to Annular B

23、earing Engineers Committee (ABEC) class ABEC-1, ABEC-3, ABEC-5, or ABEC-7 as defined in ABMA Standard 20. The tolerance class and associated radial internal clearance shall be one of the coded options listed in Table IV (see 7.3(f). 3.3.1 Bearing precision tolerance levels and internal clearances ma

24、y be affected by the addition of shields and/or seals. Manufacturers/suppliers should be consulted for availability of desired precision tolerances when shields and/or seals are required. Table IV. Precision tolerance requirements. Code Tolerance class Radial internal clearance A Group 2 (less than

25、normal) B Group N (normal) C Group 3 (greater than normal) D Group 4 (greater than group 3) T ABEC-1 Group 5 (greater than group 4) E Group 2 (less than normal) F Group N (normal) G Group 3 (greater than normal) H Group 4 (greater than group 3) U ABEC-3 Group 5 (greater than group 4) J Group 2 (less

26、 than normal) K Group N (normal) L Group 3 (greater than normal) M Group 4 (greater than group 3) V ABEC-5 Group 5 (greater than group 4) N Group 2 (less than normal) P Group N (normal) R Group 3 (greater than normal) S Group 4 (greater than group 3) W ABEC-7 Group 5 (greater than group 4) 3.4 Lubri

27、cation and preservation requirements. Unless otherwise specified in the acquisition order, the bearing lubricant or preservative requirement shall be as selected from the approved coded options listed in Table V (see 7.3(g). When grease fill is required, the bearing void (the airspace between the in

28、ner and outer rings of the assembled bearing) shall be 25 to 50 percent filled. Bearing preservative shall be in accordance with MIL-DTL-197, “Packaging of Bearings, Associated Parts and Subassemblies“. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,

29、-,-A-A-59595C Table V. Lubricant and preservative requirements. Code Lubricant or preservative compound B Grease in accordance with MIL-PRF-81322 E Grease in accordance with DOD-G-24508 H Grease in accordance with MIL-PRF-23827 L Grease with SRI-2 or qualified equivalent P Grease in accordance with

30、A-A-59685 S No fill T Preservation compound in accordance with MIL-DTL-197 X Other (specify in the acquisition order) 4. REGULATORY REQUIREMENTS 4.1 Recovered materials. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with paragraph 23

31、.403 of the Federal Acquisition Regulation (FAR). 4.2 Unless otherwise indicated in the solicitation and resulting contract, the foreign acquisition restrictions in Section 252.225, Clause 252.225.7016 of the Defense Federal Acquisition Regulation Supplement (DFARS) apply to products described by th

32、is CID. 5. PRODUCT CONFORMANCE PROVISIONS 5.1 Product conformance. The products provided shall meet the salient characteristics of this commercial item description, conform to the producers own drawings, specifications, standards, and quality assurance practices, and be the same product offered for

33、sale in the commercial marketplace. The government reserves the right to require proof of such conformance. 5.2 Market acceptability. The product offered must have been previously sold either to the government or on the commercial market. 6. PACKAGING 6.1 Preservation, packaging, and marking. Unless

34、 otherwise specified in the acquisition order, the bearings supplied shall be preserved, packaged, and marked in accordance with MIL-DTL-197 (see 7.3(h). 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59595C 7. NOTES 7.1 Part or identification

35、 number (PIN). The following PIN procedure is for government purposes and does not constitute a requirement for the contractor. AA59595 - 8 08 J C B B Example of reference part number: Lubricant and preservative code (see Table V) Precision tolerance code (see Table IV) Shield, seal, and snap ring c

36、ode (see Table III) Cage material code (see Table II) Bearing size code (see Table I) Class 8 - dimension series 32 CID number AA59595 - 8 08 J C B B indicates: boundary dimension series 32; bore diameter 40 mm, outside diameter 80 mm, width 30.2 mm; pressed steel cage; double contact seal with snap

37、 ring; ABEC-1 tolerance class, normal radial internal clearance; filled with grease in accordance with MIL-PRF-81322. 7.2 Sources of documents. 7.2.1 ABMA standards. Copies of ABMA standards may be obtained from the American Bearing Manufacturers Association, 2025 M Street NW, Suite 800, Washington,

38、 DC 20036. Electronic copies of ABMA standards may be obtained from http:/www.abma-dc.org/. 7.2.2 ASTM standards. Copies of ASTM standards may be obtained from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959. Electronic copies of ASTM standards may be obtai

39、ned from http:/www.astm.org/. 7.2.3 FAR and DFARS. Copies of the FAR and DFARS may be obtained from the Superintendent of Documents, P.O. Box 371954, Pittsburgh, PA 15250-7954. Electronic copies of the FAR may be obtained from http:/www.arnet.gov/far/. Electronic copies of the DFARS may be obtained

40、from http:/www.acq.osd.mil/dp/dars/dfars.html. 7.2.4 Military specifications and standards. Copies of military specifications and standards may be obtained from Standardization Documents Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094. Electronic copies of military specifica

41、tions and standards may be obtained from http:/assist.daps.dla.mil/quicksearch/. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59595C 7.3 Ordering data. Acquisition documents should specify the following information: a. CID document number, r

42、evision, and CID PIN. b. Bearing size (with dimension/load requirements if size is unlisted) (see 3.1). c. Cage material type (see 3.2.3). d. Shield and seal material (see 3.2.4). e. Shield, seal, and snap ring configuration (see 3.2.4 and 3.2.5). f. Precision tolerance requirements (see 3.3). g. Lu

43、bricant and preservative requirements (see 3.4). h. Preservation, packaging, and marking requirements (see 6.1). 7.4 Codes cross-reference. Tables VI, VII, and VIII contain cross-reference data for the PIN information as listed in FF-B-171/9 and this CID. 7.4.1 Bearing class designations. The CIDs r

44、eplacing 33 of the 37 associated specification sheets of FF-B-171 have been assigned class codes corresponding to ABMA dimension series. Table VI lists the FF-B-171 specification sheets, the corresponding dimension series, the CID class codes, and the replacement CIDs. 7 Provided by IHSNot for Resal

45、eNo reproduction or networking permitted without license from IHS-,-,-A-A-59595C Table VI. Federal specification to CID cross-reference. FF-B-171 specification sheets ABMA dimension series CID class codes Replacement CID numbers 1 02, 03, 10 1, 2, 4 A-A-59581 2 19 5 A-A-59582 3 10 4 A-A-59583 4 02 1

46、 A-A-59584 5 03 2 A-A-59585 6 04 3 A-A-59586 7 02 1 A-A-59587 8 03 2 A-A-59589 9 32 8 A-A-59595 10 33 9 A-A-59596 11 02 1 A-A-59597 12 03 2 A-A-59598 13 22 6 A-A-59599 14 23 7 A-A-59600 15 19 - Canceled 16 10 - Canceled 17 02 - Canceled 18 03 - Canceled 19 19 5 A-A-59623 20 10 4 A-A-59624 21 02 1 A-

47、A-59625 22 03 2 A-A-59626 23 04 3 A-A-59627 24 10 4 A-A-59628 25 02 1 A-A-59629 26 03 2 A-A-59630 27 04 3 A-A-59631 28 10 4 A-A-59632 29 02 1 A-A-59633 30 03 2 A-A-59634 31 04 3 A-A-59635 32 32 8 A-A-59636 33 33 9 A-A-59637 34 32 8 A-A-59638 35 33 9 A-A-59639 36 32 8 A-A-59640 37 33 9 A-A-59641 8 Pr

48、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59595C Table VII. Radial internal clearance and ABEC tolerance codes. FF-B-171/9 codes A-A-59595 codes Code Radial internal clearance Tolerance class Code Tolerance class Radial internal clearance 1 S

49、ymbol 2 A Group 2 2 Symbol 0 B Group N 3 Symbol 3 C Group 3 4 Symbol 4 D Group 4 ABEC-1 T ABEC-1 Group 5 E Group 2 F Group N G Group 3 H Group 4 U ABEC-3 Group 5 5 Symbol 2 J Group 2 6 Symbol 0 K Group N 7 Symbol 3 L Group 3 8 Symbol 4 M Group 4 ABEC-5 V ABEC-5 Group 5 N Group 2 P Group N R Group 3 S Group 4 W ABEC-7 Gr