NAVISTAR MPAPS S-K-1 115-GS PL-2015 Heavy Duty T-Bolt Clamps - English Series (Noun Code - 1640).pdf

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1、This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 1 of 2 NAVISTAR, INC. Material, Parts, and Process Specifications (

2、MPAPS) NUMBER: MPAPS S-K-1.115-GS/PL Former Designation: ESP-K-1.115-GS TITLE: Heavy Duty T-Bolt Clamps - English Series (Noun Code - 1640) CURRENT REV No.: 1506 DATE: June 2015 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: ESP-K-1.115-GS - August 2006 PRINT

3、ED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and h

4、ealth practices and to determine the applicability of regulatory limits prior to use. Change Notice: Changed to New MPAPS format; Combined GS, PP. 1.0 GENERAL: Bridge construction and Trunnion Design for styles 1 and 2 to be standard with manufacturer. Bolt for styles 1, 2, and 3 have either 1/4-28

5、or 1/4-20 UNC 2A thread, standard with manufacturer. Styles 1 and 2 bolts may be curved for clearance under 4 inch diameter. The Hexagon Locknut for styles 1 and 2 will be standard with the manufacturer and will be able to withstand 250 degrees F. Styles 1 and 3 available 2.18 inches maximum diamete

6、r and larger. The maximum diameter values for styles 1 and 3 are measured from first thread engagement of locking nut to screw. Style 2 is measured from full nut thread engagement. Style 3 clamps have an adjustment range of .25 inch diameter in sizes 2.13 inch through 2.69 maximum diameters. Refer S

7、ection 9.0 for design styles. 2.0 TONGUE: For sizes up to2 inch nominal diameter .025 for sizes over 2 inch nominal diameter .040. 3.0 MATERIAL: Bolts All Styles = 1018 to 1025 Heat treated 120,000 psi. Band and Bridge Stainless steel, Types 201 or 301 per MPAPS A-37. 4.0 FINISHES: Bolts, Nuts, and

8、Lugs will be Zinc Trivalent with Sealer (ZN8F), MPAPS G-20, Class 8F. 5.0 RESTRICTED CHEMICAL SUBSTANCES: Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the MPAPS B-50 specification. 6.0 PERFORMANCE: Clamps will open and

9、 close tight upon round mandrels of the size indicated in the respective max. and min. diameter columns. It is recommended that type T clamps not be tightened beyond maximum torque of 85 inch pounds. 7.0 POLICY FOR SELECTING PARTS FOR NEW DESIGN: For new design, parts shall be selected from “Approve

10、d“ part list only. Incrementation Policy: Clamp Sizes to 3 inches = 1/8 inch increments Over 3 inches = 1/4 inch increments NUMBER: MPAPS S-K-1.115-GS/PL TITLE: Heavy Duty T-Bolt Clamps REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permis

11、sion from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 2 of 2 8.0 DEFECTS: Clamps will be free from burrs, seams, laps or other defects which might affect their Serviceability. 9.0 DIMENSIONS: * Non-Preferred # Style 3 on

12、ly 10.0 PART LIST: 10.1 Approved: 11.0 TECHNICAL INFORMATION: For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melros

13、e Park, IL 60160 E-mail: MaterialsEngineeringN IHS Global Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/ Clamp Size Clamp Size Clamp Size Clamp Size Clamp Size Nom A Nom A Nom A Nom A Nom A Min Max Min Max Min Max Min Max Min Max 1.

14、50 1.40 1.56 2.38# 2.19 2.44 *3.38 3.13 3.44 5.00 4.75 5.06 *6.62 6.37 6.68 1.62 1.50 1.68 *2.44# 2.25 2.50 3.50 3.25 3.56 *5.12 4.87 5.18 6.75 6.50 6.81 1.75 1.56 1.81 2.50 2.25 2.56 *3.62 3.37 3.68 5.25 5.00 5.31 *6.88 6.63 6.94 1.88 1.63 1.94 2.50# 2.31 2.56 3.75 3.50 3.81 *5.38 5.13 5.44 7.00 6.

15、75 7.06 2.00 1.81 2.06 *2.56# 2.38 2.63 *3.88 3.63 3.94 5.50 5.25 5.56 *7.12 6.87 7.18 *2.06# 1.88 2.13 2.62 2.37 2.68 4.00 3.75 4.06 *5.62 5.37 5.68 7.25 7.00 7.31 2.12 1.87 2.18 2.62# 2.44 2.69 *4.12 3.87 4.18 5.75 5.50 5.81 *7.38 7.13 7.44 *2.13# 1.94 2.19 *2.69 2.44 2.75 4.25 4.00 4.31 *5.88 5.6

16、3 5.94 7.50 7.25 7.56 *2.19# 2.00 2.25 2.75 2.50 2.81 *4.38 4.13 4.44 6.00 5.75 6.06 *7.62 7.37 7.68 2.25 2.00 2.31 2.88 2.63 2.94 4.50 4.25 4.56 *6.12 5.87 6.18 7.75 7.50 7.81 2.25# 2.06 2.31 3.0 2.75 3.06 *4.62 4.37 4.68 6.25 6.00 6.31 *7.88 7.63 7.94 *2.31# 2.13 2.38 *3.12 2.87 3.18 4.75 4.50 4.81 *6.38 6.13 6.44 2.38 2.13 2.44 3.25 3.00 3.31 *4.88 4.63 4.94 6.50 6.25 6.56 8.00 7.75 8.06 Nominal Size Clamp Min Size Max Clamp Style Part Number 6.50 6.25 6.56 3 177175H1