DLA A-A-59590 22 B-2013 HOLDER ELECTRICAL CARD WEDGE RETAINERS 3 PIECE SCREW ACTUATED DRIVE 500 X 450 INCH BODY SIZE WITH VISUAL LOCK INDICATION.pdf
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1、INCHPOUND AA59590/22B 22 March 2013 SUPERSEDING AA59590/22A 11 September 2007 COMMERCIAL ITEM DESCRIPTION SPECIFICATION SHEET HOLDER, ELECTRICAL CARD, WEDGE RETAINERS, 3 PIECE, SCREW ACTUATED DRIVE .500 X .450 INCH BODY SIZE, WITH VISUAL LOCK INDICATION The General Services Administration has author
2、ized the use of this commercial item description for all federal agencies. The complete requirements for procuring electrical card holders described herein shall consist of this document and the latest issue in effect of AA59590. CLASSIFICATION/PART IDENTIFICATION NUMBER (PIN). This commercial item
3、description (CID) specification sheet uses a classification system which is included in the Part Identification Number (PIN) as shown in the following example (see notes herein). AA59590 CID number /22 Applicable CID specification sheet * Finish * Mounting * * Length (see table I) * Configuration (s
4、ee table II) Example: AA59590/22ET48E is the PIN for a nickel plated, 4.8 inches (122 mm) long card holder with a visual lock indication and a screw self-locking element. The card holder also features two tapped 0-80 UNF mounting holes for use with fasteners. SALIENT CHARACTERISTICS. Performance. Ca
5、rd holders shall hold the circuit card assembly firmly in its installed position and prevent loosening or movement as a result of shock and vibration. The card holder shall also provide a thermal transfer path from the circuit card assembly to the cold plate or heat sink surfaces. Card holders shall
6、 have a visual indicator to show when the assembly is in its relaxed (unlocked) state. Interface and physical dimensions. The card holders supplied to this CID specification sheet shall be as specified herein (see figures 1, 2, 3, 4 and table I) and meet the general requirements of CID AA59590. Mate
7、rial. Unless otherwise specified herein, the card holder materials shall be as specified in AA59590. Actuating screw hex drive socket. The dimension for hex drive socket shall be .156 inch (3.96 mm) for mounting options “J“, “N“, “T“ and “V“. The dimension for hex drive socket shall be a metric dime
8、nsion of 2.5 mm (.098 inch) across flats for mounting option “G“. Cold plate dimensions. Recommend cold plate slot width to accommodate the circuit card assembly with attached card holder is .525 inch (13.3 mm) plus the thickness of the printed board of the circuit card assembly (see AA59590). AMSC
9、N/A FSC 5998Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AA59590/22B 2 Inches mm Inches mm Inches mm Inches mm Inches mm .20 .25 5.1 6.4 .260 .270 6.60 6.86 .27 .325 6.9 8.26 .39 .56 9.9 14.2 .70 17.8 NOTES: 1. Dimensions are in inches. Millimeter
10、s are given for general information only. 2. Unless otherwise specified, tolerances are .02 inch (0.51 mm) for two place decimals and .010 inch (0.25 mm) for three place decimals. 3. The tolerance for the mounting hole spacing is .005 inches (0.13 mm). 4. The across flats dimension for hex drive soc
11、ket shall be .094 inch (2.39 mm) for mounting options “J“, “N“, “T“, and “V“. The across flats dimension for hex drive socket shall be a metric dimension of 2.5 mm (.098 inch) across flats for mounting option “G“. FIGURE 1. Relaxed and expanded dimensions, basic configuration. Nominal installation t
12、orque. When card holders are used in cold plate applications, the nominal installation torque of each card holder shall be as follows: 31 inch-pounds (3.5 N-m) for assemblies using no options or option “W“ and 34 to 36 inch-pounds (3.8 to 4.1 N-m) for assemblies using options “D“ or “E“. Provided by
13、 IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AA59590/22B 3 Visual lock indicator (see figure 2). Card holders shall have a visual indicator to show when the card holder assembly is in its relaxed (unlocked) state. When the card holder assembly is in the rela
14、xed state, the end of the actuating screw shall display a red band on the side of the screw. When the actuating screw on the card holder has been tightened so that the assembly is in the expanded (locked) position, this red band shall be concealed. FIGURE 2. Visual lock indicator details. Finish. Th
15、e finish designator shall be as specified in AA59590. The finishes available for this CID specification sheet are as follows: “B“ (black anodize), “C“ (gold chemical film), “E“ (electroless nickel), “H“ (hard black anodize), or “R“ (clear chemical film). Mounting. The mounting designators shall be a
16、s specified in AA59590. Except when using mounting option “N“, two mounting holes are required on the card holders. The mounting options available for this CID specification sheet are as follows: “J“ (rivet mounting holes), “N“ (no mounting holes), “T“ (tapped 0-80 UNF 2B holes), “V“ (tapped 2-56 UN
17、C 2B holes), or “G“ (tapped M2.5 x.45 metric holes). See figure 1 and table I for mounting hole spacing requirements. Card holders using mounting option “J“ may be shipped unassembled. Counterbore holes (for rivet mounting). The holes used for rivet mounting shall be .136 inch (3.45 mm) diameter, co
18、untersunk 100 degrees by .190/.200 inch (4.83/5.08 mm) diameter through holes with an access/clearance counterbore of .190/.200 inch (4.83/5.08 mm) diameter by .390 inch (9.91 mm) deep. Rivets. This card holder uses rivet type B as specified in AA59590 when rivet mounting is used. Length, expanded,
19、and relaxed dimensions. The length designator shall be as specified in AA59590 and the lengths available for this CID specification sheet are listed in table I. The length, expanded, and relaxed dimensions shall be as specified on figure 1. TABLE I. Assembly dimensions (see figure 1). 1/ PIN length
20、designator Dimension “LENGTH“ .02 (0.5 mm) Dimension “B“ .03 (0.8 mm) Dimension “M“ .005 (0.13 mm) 28 2.8 (71 mm) 2.30 (58.4 mm) .90 (22.9 mm) 33 3.3 (84 mm) 2.80 (71.1 mm) 1.40 (35.6 mm) 38 3.8 (97 mm) 3.30 (83.8 mm) 1.90 (48.3 mm) 43 4.3 (109 mm) 3.80 (96.5 mm) 2.40 (61.0 mm) 48 4.8 (122 mm) 4.30
21、(109.2 mm) 2.90 (73.7 mm) 53 5.3 (135 mm) 4.80 (121.9 mm) 3.40 (86.4 mm) 58 5.8 (147 mm) 5.30 (134.6 mm) 3.90 (99.1 mm) 1/ Dimensions are in inches. Millimeters, in parenthesis, are given for general information only. Provided by IHSNot for ResaleNo reproduction or networking permitted without licen
22、se from IHS-,-,-AA59590/22B 4 Configuration. The configuration of a card holder shall be as specified in table II. The details of a particular configuration consist of those on figures 1 and 2, and may include those on figures 3 and 4. The correct PIN configuration identifier for each option is list
23、ed in table II. Card holders not requiring the options described by table II shall leave the configuration position in the PIN blank. TABLE II. Configuration. Configuration Applicable figures Hardware options 1 and 2 No changes from basic configuration W 1, 2 and 3 Lockwasher and flat washer E 1, 2
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