Model: 585281-1

Shouldered And Recessed Washer

Properties:

Hole Diameter

Between 0.254 inches and 0.255 inches

Shoulder Diameter

Between 0.310 inches and 0.312 inches

Outside Diameter

Between 0.420 inches and 0.421 inches

Recess Diameter

Between 0.290 inches and 0.291 inches

Shoulder Height

Between 0.024 inches and 0.026 inches

Recess Depth

Between 0.030 inches and 0.032 inches

Material Thickness

Between 0.047 inches and 0.051 inches

Material

Steel comp 630

Material Specification

Ams-5643 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Style Designator

Shouldered and recessed

NSN

5310-01-054-6374

Part Number

585281-1

Description

Washer,shouldered And Recessed

CAGE

70210

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

Part 585281-1 NSN 5310-01-054-6374

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15935

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

106940

UFC:

50675

LTL:

55.0

LCL:

55.0

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 7616108000
SITC: 69440
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Cotters, cotter-pins, washers and similar articles, of aluminum