Flat Washer

NSN: 5310-00-006-8175 | Model: MS25440-8

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes disk, valve, graphite impregnated and lubricated items.

Description

Thickness: 0.115 inches to 0.125 inches, hole diameter: 0.51 inches to 0.535 inches

NSN Properties and Flags

NATO Stock Number

5310-00-006-8175

DEMIL

Sectional Shape Style Cross

Rectangular

Hole Diameter

0.51 inches to 0.535 inches

Peripheral Shape Style

Round

Center Hole Shape Style

1 round

Thickness

0.115 inches to 0.125 inches

Overall Diameter

1.177 inches to 1.187 inches

Material

Steel or steel comp 1008 or steel comp 1009 or steel comp 1010 or steel comp 1015 or steel comp 1018 or steel comp 1020

Material Document and Classification

Mil-s-7952 mil spec 1st material response and qq-s-698 t1 or t2 fed spec 2nd material response and qq-s-698 t1 or t2 fed spec 3rd material response and qq-s-698 t1 or t2 fed spec 4th material response and qq-s-698 t1 or t2 fed spec 5th material response a

Surface Treatment

Cadmium

Surface Treatment Document and Classification

Qq-p-416,ty 2,cl 2 fed spec single treatment response

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE5E319T2656	2018-11-13	PHPHC	21 HD
SPE5E318T190L	2018-07-24	PAA64	29 HD

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 5310-00-006-8175 Datasheet

Supply Class (FSC):

Nuts And Washers

Cross Reference:

MS25440-8
5283967
MS25440-8
10940892

Cage Codes:

National Aerospace Standards (CAGE 80205)
U S Army Tank Automotive Command (CAGE 19207)
Military Standards (CAGE 96906)

Replacements:

5310-00-006-8175 replaces 5310-00-731-2761

Schedule B & Trade:

Schedule B: 7318220000 (NAICS 332722)

Washers other than lock washers, iron or steel
SITC: 69422

Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, not threaded, of iron or steel
End Use: 12300

Finished metal shapes

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

194160 - Washer or gaskets, iron or steel,
WCC:

713 - Metal hardware
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

U - 50.0
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
D
Quantity per pack
1
Unit of Measure
Hd
Shelf Life
N/A
Classification Control
U
MGMT_CTL
T2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $43.46 to $72.43..
Does NSN 5310-00-006-8175 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, Poland, and Republic Of Korea
What is the NIIN of NSN 5310-00-006-8175?
000068175 or 00-006-8175
Does NSN 5310-00-006-8175 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-00-006-8175?
Solicitation SPE5E319T2656 for qty 21 on 11/05/2018
When was this national stock number assigned to the federal catalog?
Jun 28, 1972