Model: 1538

Lock Washer

Properties:

Hole Diameter

Between 0.194 inches and 0.202 inches

Outside Diameter

0.334 inches

Material Thickness

Between 0.047 inches and 0.053 inches

Hardness Rating

Between 45.0 rockwell c and 53.0 rockwell c

Material Specification

66 federal standard all material responses or aisi national specification all material responses or sae national specification all material responses

Surface Treatment

Cadmium or zinc

Surface Treatment Specification

Qq-p-416 federal specification 1st treatment response or qq-z-325 federal specification 2nd treatment response

Style Designator

Split helical-right hand

Nondefinitive Specification/std Data

2 style and a class

NSN

5310-00-043-2226

Part Number

1538

Description

Washer,lock

CAGE

58246

Part 1538 NSN 5310-00-043-2226

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

14218

FIIG:

A022B0

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:

194160

UFC:

55210

LTL:

50.0

LCL:

50.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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