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 3 NAVISTAR, INC. Material, Parts, and Process Specifications (
2、MPAPS) NUMBER: MPAPS S-J-77.101-GS/PL Former Designation: ESP-J-77.101-GS TITLE: Headed Pins English Series (Noun Code 6200) CURRENT REV No.: 1506 DATE: June 2015 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: ESP-J-77.101-GS - August 2006 PRINTED COPIES OF T
3、HIS 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 health practice
4、s and to determine the applicability of regulatory limits prior to use. Change Notice: Changed to New MPAPS format; Combined GS, PP, NPP. 1.0 GENERAL: Headed pins covered in this standard are cold headed, hot headed, or quenched and tempered and should not be confused with Clevis Pins in MPAPS S-J-7
5、.101-GS/PL. 2.0 POLICY FOR SELECTING PARTS FOR NEW DESIGN: Approved parts are so designated to reduce variety of parts and assure maximum availability, interchangeability, and cost savings in volume buying. For new design, parts shall be selected from “Approved“ part list only. Material and Finish:
6、Types 1 or 5, Drilled, Zinc Trivalent (ZN6A) Diameters: 1/4, 5/16, 3/8, 1/2, 5/8, 3/4 and 1 inch Lengths: 1/4 inch increments 3.0 SERVICE PARTS SUBSTITUTION POLICY: In the event that engineering does not indicate a “Do not substitute“ in engineering specifications, the following substitutions may be
7、 implemented in service. This policy is the result of a proposal circulated April 20, 1981, and subsequently approved by engineering departments worldwide. Headed Pins To be Replaced Service Replacement Type 1, Plain (PLN) Type 5, Zinc Trivalent (ZN6A) or Type 1, Zinc Trivalent (ZN6A) (if type 5 equ
8、ivalent is not set up for service). Type 1, Zinc Trivalent (ZN6A) Type 5 Zinc Trivalent (ZN6A) 4.0 HEADING REQUIREMENTS: All sizes up to and including 5/8 inch in diameter or lengths less than 6 inches will be cold headed. All other sizes of pins will be either cold or hot headed. 5.0 MATERIAL: As d
9、esignated by part number, unheat treated, and heat treated pins will conform to the chemical composition, hardness, and heat treatment requirements for bolts per MPAPS F-31, Part 1, as specified below: Unheat Treated Pins - Type 1 Heat Treated Pins - Type 5 NUMBER: MPAPS S-J-77.101-GS/PL TITLE: Head
10、ed Pins REVISION: 1506 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 2 of 3 6.0 FINISHES: As designated by part n
11、umber, pins will be furnished plain or plated in accordance with the MPAPS and class listed below: Plain (PLN) Zinc Trivalent (ZN6A) MPAPS G-20, Class 6A 7.0 RESTRICTED CHEMICAL SUBSTANCES: Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the
12、 requirements of the MPAPS B-50 specification. 8.0 HOLES: Holes drilled in the body of the pin must follow specifications listed and the head to hole minimum as designated by part number. The word “NONE“ in the Head to Hole column indicates not drilled. 9.0 WORKMANSHIP: Headed pins will not contain
13、imperfections which affect usability or serviceability such as excessive amounts of burrs, seams, laps, loose scale, or irregular surfaces. Dimensions in inches: BODY DIAMETER E D R and R PIN HOLE K Cold Headed Up to 6” Long Incl Hot Formed Over 6” Long Dia Height Radius G J Nominal of of of Drill S
14、ize Ref Cotter Size 30 Diameter Head Head Head +.016 and Die Point A A .015 .015 -.000 Part Number Length Max Min Max Min R R 1/4 .250 .244 .250 .240 .375 .093 .790 .077 5/16 .312 .305 .312 .302 .469 .117 .987 .089 #28 or .141 .141 1/8 x 3/4 .06 3/8 .375 .367 .375 .363 .562 .140 1.185 .101 103384 *
15、7/16 .437 .428 .437 .425 .656 .164 1.382 .113 1/2 .500 .490 .500 .486 .750 .187 1.580 .125 # 7 or .203 .203 3/16 x 1 .125 * 9/16 .562 .552 .562 .548 .844 .210 1.777 .136 103407 5/8 .625 .615 .625 .611 .938 .234 1.975 .148 * 11/16 .687 .671 1.031 .258 2.172 .160 3/4 .750 .734 1.125 .281 2.370 .172 .2
16、66 .266 1/4 x 1-1/4 .156 * 7/8 .875 .859 1.312 .328 2.765 .195 103419 1 1.000 .982 1.500 .375 3.160 .219 1- 1/4 1.250 1.232 1.875 .469 3.950 .265 .328 .328 5/16 x 1-3/4 .250 * NON-PREFERRED NUMBER: MPAPS S-J-77.101-GS/PL TITLE: Headed Pins REVISION: 1506 This document is restricted and may not be se
17、nt 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 3 of 3 10.0 PART LIST: 10.1 Approved: Nominal Size Length Head to Hole Finish Material Part Number 1/4 1.250 1.1
18、09 ZN6A 1 21879R1 1/4 1.500 1.359 ZN6A 1 22910R1 1/4 2. 1.859 ZN6A 1 21916R1 5/16 1.250 1.109 ZN6A 1 21949R1 5/16 .688 .547 ZN6A 1 21815R1 3/8 .750 .609 PLN 1 M 909 7/16 1.125 .922 PLN 1 M 906 1/2 .875 .672 ZN6A 1 22073R1 3/8 2. 1.859 ZN6A 5 379990R1 3/8 2.500 2.359 ZN6A 5 22775R1 3/8 2.750 2.609 ZN
19、6A 1 21878R1 3/8 3.250 3.109 ZN6A 5 189654C1 3/8 3.750 3.609 ZN6A 1 28051R1 1/2 2.500 2.297 ZN6A 5 21899R1 1/2 3. 2.797 ZN6A 5 23171R1 1/2 5.750 5.547 ZN6A 5 28381R1 11.0 TECHNICAL INFORMATION: For further information related to the technical content of this specification, contact: Suppliers may pur
20、chase controlled copies of this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose 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:/
