Spring Tension Washer

NSN: 5310-01-437-2675 | Model: LS5931A72

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

NSN Properties and Flags

NATO Stock Number

5310-01-437-2675

DEMIL

Hole Diameter

Between 0.156 inches and 0.161 inches

Outside Diameter

Between 0.261 inches and 0.271 inches

Overall Height

Between 0.051 inches and 0.061 inches

Material Thickness

Between 0.005 inches and 0.015 inches

Material

Aluminum alloy 6061

Material Specification

Qq-a-225/8 federal specification single material response or qq-a-250/11 federal specification single material response

Style Designator

Spring tension

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE5E818T9940	2018-04-30	PHPHA	371 EA
SPE5E817T8152	2017-03-27	PHPHA	3460 EA

Inventory Check

The last inventory check on this NSN was done on 04/24/2024. Due to rapid changes in inventory this may not be the current stock qty.

New: 3316
New Surplus: 42

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 5310-01-437-2675 Datasheet

Supply Class (FSC):

Nuts And Washers

Cross Reference:

LS5931A72
LS5931A72

Cage Codes:

Lockheed Martin Corporation (CAGE 98897)
Lockheed Corp (CAGE 57378)

Schedule B & Trade:

Schedule B: 7616108000 (NAICS 332722)

Cotters, cotter-pins, washers and similar articles, of aluminum
SITC: 69440

Nails, tacks, staples (excluding staples in strips for office etc. Use), screws, bolts, nuts, rivets, washers and similar articles, of aluminum
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:

093486 - Bolts, nuts or screws, noi (sub 3)
WCC:

576 - Metal and metal products, nos, (less than 35 feet)
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:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
100
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Sf9sx-n
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $3.16 to $5.27..
Does NSN 5310-01-437-2675 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 Air Force, Department Of The Navy, U.s. Coast Guard, Poland, Brazil, Spain, Belgium, Canada, New Zealand, United Kingdom, and Italy
What is the NIIN of NSN 5310-01-437-2675?
014372675 or 01-437-2675
Does NSN 5310-01-437-2675 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-01-437-2675?
Solicitation SPE5E818T9940 for qty 371 on 04/23/2018
When was this national stock number assigned to the federal catalog?
Oct 09, 1996