1、NAVISTAR, INC. Engineering Standard Parts NUMBER: ESP-EM-6.203-NPP TITLE: Hex Slotted Nuts Non Preferred Parts Metric Series (Noun Code 5780)CURRENT ISSUE DATE: May 2008 WRITTEN/REVIEWED BY: Corporate Technical Standards APPROVED BY: Corporate Technical StandardsSUPERSEDES ISSUE OF: August 2006PRINT
2、ED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION Change Notice: Zinc Trivalent plus Sealer (ZN8F) finish specification changed to Zinc Trivalent (ZN8A) finish specification. Replaced International Truck and Engine Corporation with Navistar, Inc. per corporate directive. APPLICATION G
3、UIDE: Hex Slotted Nuts are not intended for general use. This nut is designed for insertion of a split (cotter) pin to secure the nut in place when used with a drilled threaded rod or fastener. For General Specifications, see page ESP-EM-6.201-GS. This document is restricted and may not be sent outs
4、ide Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2008 by Navistar, Inc. MAY 2008 Page 1 of 2 Dimensions in millimeters Nominal Size M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M36 Width Across Flats, Max
5、10 13 17 19 22 24 27 30 32 36 41 46 55 A Width Across Flats, Min 9.78 12.73 16.73 18.67 21.67 23.67 26.48 29.16 31.38 35 40 45 53.80 Width Across Corners, Max 11.55 15.01 19.60 21.90 25.40 27.71 31.2 34.64 36.9 41.57 47.3 53.12 63.51 B Width Across Corners, Min 11.05 14.38 18.90 21.10 24.49 26.75 29
6、.9 32.95 35.45 39.55 45.2 50.85 60.79 Thickness, Max 7.5 9.5 12 15 16 19 21 22 26 27 30 33 38 C Thickness, Min 7.14 9.14 11.57 14.57 15.57 18.48 20.48 21.48 25.48 26.48 29.48 32.38 37.38 Slot Width, Max 2.25 2.75 3.05 3.8 3.8 4.8 4.8 4.8 5.8 5.8 5.8 7.36 7.36 D Slot Width, Min 2 2.5 2.8 3.5 3.5 4.5
7、4.5 4.5 5.5 5.5 5.5 7 7 Unslotted Thickness, Max 5 6.5 8 10 11 13 15 16 18 19 22 24 29 E Unslotted Thickness, Min 4.7 6.14 7.64 9.64 10.57 12.57 14.57 15.57 17.57 18.48 21.48 23.48 28.48 Slot Collar Diameter, Max - - - 17 19 22 25 28 30 34 38 42 50 F Slot Collar Diameter, Min - - - 16.57 18.48 21.48
8、 24.48 27.48 29.48 33.38 37.38 41.38 49.38 Squareness Tolerance, Max 0.33 0.36 0.36 0.42 0.46 0.48 0.52 0.56 0.6 0.64 0.71 0.78 0.94 Eccentricity of Hex, Max 0.3 0.39 0.51 0.57 0.64 0.72 0.81 0.9 1.01 1.12 1.25 1.38 1.65 Recommended Cotter Pin Size 1.6 2 2.5 3.2 3.2 4 4 4 5 5 5 6.3 6.3 COARSE THREAD
9、, CLASS 6H Pitch, Nominal 1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3 3 3.5 4 Minor Diameter, Max 5.153 6.912 8.676 10.441 12.21 14.21 15.744 17.744 19.744 21.252 24.252 26.771 32.27 Minor Diameter, Min 4.197 6.647 8.376 10.106 11.835 13.835 15.294 17.294 19.294 20.752 23.752 26.211 31.67 Pitch Diameter, Max
10、(Ref) 5.5 7.348 9.206 11.063 12.913 14.913 16.6 18.6 20.6 22.316 25.316 28.007 33.702Pitch Diameter, Min (Ref) 5.35 7.188 9.026 10.863 12.701 14.701 16.376 18.376 20.376 22.051 25.051 22.727 33.402Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo
11、reproduction or networking permitted without license from IHS-,-,-NUMBER: ESP-EM-6.203-NPP TITLE: Hex Slotted Nuts Non Preferred Parts CURRENT ISSUE DATE: May 2008 For General Specifications, see page ESP-EM-6.201-GS. This document is restricted and may not be sent outside Navistar, Inc. or reproduc
12、ed without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2008 by Navistar, Inc. MAY 2008 Page 2 of 2 Nominal Size Finish Material Part Number M8 PLN 8 933452R1 M10 PLN 8 933455R1M10 ZN8A 8 30682R1 M12 PLN 8 933471R1 M16 PLN 8 933461R1M16 ZN8A 8
13、 30465R1 M16 ZN8A 10 30929R1 M18 PLN 8 933444R1 M20 PLN 8 933480R1M22 PLN 8 933457R1 M24 ZN8A 8 31135R1 M27 PLN 8 933810R1 M30 PLN 8 31044R1 Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
