Model: 12759-00891

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Lubrication

Wax

Nut Style

Hexagon

Nut Height

Between 0.427 inches and 0.573 inches

End Application

2355-01-529-2246, mine resistant vehicle

Width Across Flats

Between 0.736 inches and 0.752 inches

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.500 inches

Part Name Assigned By Controlling Agency

1/2-20 grade c zinc plated top lock nut

Material

Steel

Material Specification

Ifi 100/107 national std/spec single material response

Surface Treatment

Zinc

Surface Treatment Specification

Astm f1941, fe/zn 3 at assn standard all treatment responses

Supplementary Features

Thread requirements0 ansi b1.1, unc or unf; grade c steel equivalent to grade 8; wrench size-3/4 in; weight-0.0346 lbs

NSN

5310-01-579-0992

Part Number

12759-00891

Description

Nut,self-locking,hexagon

CAGE

0Y3H3

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part 12759-00891 NSN 5310-01-579-0992

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05277

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons