NAVISTAR - ESP E-47.201-GS
Prevailing Torque Hex Locknuts - Non-Metallic Insert – General Specifications (Noun Code 5780)
| Organization: | NAVISTAR |
| Publication Date: | 1 December 2008 |
| Status: | inactive |
| Page Count: | 6 |
scope:
GENERAL: A prevailing torque nut is one which is frictionally resistant to rotation due to a self-contained prevailing torque feature, and not because of a compressive load developed against the bearing surface of the nut or special under head design. "Locknut" is a generic term used to identify the internally threaded products covered in this standard and is not intended to imply an indefinite permanency of fixity.
RESTRICTED CHEMICAL SUBSTANCES:
Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the CEMS B-50 specification.
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