Model: A205-11

Lock Washer

Properties:

Hole Diameter

Between 0.088 inches and 0.097 inches

Outside Diameter

0.165 inches

Material Thickness

Between 0.015 inches and 0.021 inches

Hardness Rating

Between 35.0 rockwell c and 43.0 rockwell c

Material

Steel comp 301 or steel comp 302 or steel comp 1080 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 3140 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 3310h or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385

Material Specification

66 federal standard all material responses

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Style Designator

Split helical-right hand

NSN

5310-00-058-2950

Part Number

A205-11

Description

Washer,lock

CAGE

12204

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part A205-11 NSN 5310-00-058-2950

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:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318210000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Spring washers and other lock washers, iron or steel