Model: 4020-26-00

Lock Washer

Properties:

Hole Diameter

Between 0.383 inches and 0.398 inches

Outside Diameter

Between 0.965 inches and 0.985 inches

Material Thickness

0.040 inches

Surface Treatment

Zinc

Surface Treatment Specification

Qq-z-325, type 2, class 3 federal specification single treatment response

Style Designator

Flat external and internal teeth

NSN

5310-00-550-3556

Part Number

4020-26-00

Description

Washer,lock

CAGE

78189

Part 4020-26-00 NSN 5310-00-550-3556

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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