Model: 903863-1

Shouldered Washer

Properties:

Hole Diameter

Between 0.195 inches and 0.201 inches

Shoulder Diameter

Between 0.245 inches and 0.250 inches

Outside Diameter

Between 0.386 inches and 0.391 inches

Shoulder Height

Between 0.025 inches and 0.028 inches

Material Thickness

Between 0.018 inches and 0.019 inches

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 303se

Material Specification

Astm a582 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Mil-f-14072 finish e300 military specification single treatment response

Style Designator

Shouldered

NSN

5310-00-849-7976

Part Number

903863-1

Description

Washer,shouldered

CAGE

82577

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. 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 903863-1 NSN 5310-00-849-7976

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15934

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:

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:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318220000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Washers other than lock washers, iron or steel