Model: 20733002 REV H FN 12

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Nut Style

Hexagon

Nut Height

Between 1.300 inches and 1.454 inches

End Application

Retract fas s

Width Across Flats

Between 1.801 inches and 1.814 inches

Tempurature Rating

250.0 degrees fahrenheit

Thread Series

Unjc

Thready Qty Per Inch (tpi)

Thread Size

1.250 inches

Bearing Surface Type

Chamfered

Part Name Assigned By Controlling Agency

Nut, slf-lkg, hex, rglr, 1.25-7unjc-3b

Material

Plastic polyhexamethylene adipamide locking insert

Material

Steel comp 316 except insert

Material Specification

Astm a493, cold worked assn standard single material response except insert

Material Specification

Astm d4066, group 1, class 1 or 2 assn standard single material response locking insert

Surface Treatment

Passivate except insert

Surface Treatment Specification

Astm a967 assn standard single treatment response except insert

NSN

5310-01-510-5592

Part Number

20733002 REV H FN 12

Description

Nut,self-locking,hexagon

CAGE

98523

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 20733002 REV H FN 12 NSN 5310-01-510-5592

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel