Model: 1881-178A

Key Washer

Special Features:

Heat treat 90, 000 psi-uts per mil-h-6875

Properties:

Hole Diameter

1.020 inches

Outside Diameter

1.560 inches

Internal Straight Key Width

Between 0.179 inches and 0.184 inches

Distance From Centerline To Top Of Internal Key

0.395 inches

Internal Key Quantity

Material Thickness

Between 0.120 inches and 0.130 inches

Surface Finish

125.0 microinches all surfaces

Material

Steel comp 4130

Material Specification

Mil-s-6758 military specification single material response

Surface Treatment

Primer and enamel and cadmium

Surface Treatment Specification

Mil-p-23377 military specification 1st treatment response and fed-std-595 color 17875 federal standard 2nd treatment response and qq-p-416 type 2 cl 1 federal specification 3rd treatment response

Style Designator

Key

NSN

5310-01-175-6078

Part Number

1881-178A

Description

Washer,key

CAGE

13002

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part 1881-178A NSN 5310-01-175-6078

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01869

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:

097510

UFC:

55220

LTL:

65.0

LCL:

WCC:

713

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 key washer (NSN 5310-01-175-6078) 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