Model: 21AX475

Single Ball Sea Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Single ball seat, hexagon

Ball Seat Radius

0.013 inches

Nut Height

0.590 inches

End Application

Mrap buffalo mk2a2

Width Across Flats

1.013 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

0.500 inches

Part Name Assigned By Controlling Agency

Nut, hex lock

Material

Steel comp 1020 nut

Material Specification

Sae 100b assn standard single material response nut

NSN

5310-01-551-9499

Part Number

21AX475

Description

Nut,self-locking,single Ball Sea

CAGE

89619

A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.

Part 21AX475 NSN 5310-01-551-9499

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29732

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:

Trailers/Vehicles

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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