Model: 170731

Shouldered Washer

Properties:

Hole Diameter

0.390 inches

Shoulder Diameter

0.530 inches

Outside Diameter

1.250 inches

Shoulder Height

0.066 inches

Material Thickness

0.064 inches

Heat Treatment

Normalized

Material

Steel comp 4130

Material Specification

Ams 6370 assn standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

-1l-i-3042 military specification single treatment response

Style Designator

Shouldered

NSN

5310-00-788-3989

Part Number

170731

Description

Washer,shouldered

CAGE

13302

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 170731 NSN 5310-00-788-3989

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:

50.0

WCC:

573

TCC:

SHC:

ACC:

Trailers/Vehicles

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this shouldered washer (NSN 5310-00-788-3989) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

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