Model: 7954539-1

Shouldered Washer

Special Features:

Top portion shoulder diameter 3.125 in. And 0.018 in. Deep

Properties:

Hole Diameter

Between 2.755 inches and 2.760 inches

Shoulder Diameter

Between 3.484 inches and 3.500 inches

Outside Diameter

4.219 inches

Shoulder Height

Between 0.064 inches and 0.077 inches

Material Thickness

Between 0.087 inches and 0.091 inches

Surface Finish

63.0 microinches top

Surface Finish

63.0 microinches shoulder face

Material

Steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1020 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1117 or steel comp 1118

Material Specification

Astm a108 assn standard 1st material response or astm a108 assn standard 2nd material response or astm a108 assn standard 3rd material response or astm a108 assn standard 4th material response or astm a108 assn standard 5th material response or astm a513 assn standard 5th material response or astm a519 assn standard 5th material response or astm a513 assn standard 6th material response or astm a513 assn standard 7th material response or astm a108 assn standard 8th material response or astm a512 assn standard 8th material response or astm a513 assn standard 8th material response or astm a519 assn standard 8th material response or astm a513 assn standard 9th material response or astm a519 assn standard 9th material response or astm a108 assn standard 10th material response or astm a108 assn standard 11th material response

Style Designator

Shouldered

NSN

5310-01-138-5516

Part Number

7954539-1

Description

Washer,shouldered

CAGE

19207

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 7954539-1 NSN 5310-01-138-5516

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:

0.3000lbs

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