Lock Washer

NSN: 5310-01-653-2506 | Model: MS35790-33

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

NSN Properties and Flags

NATO Stock Number

5310-01-653-2506

DEMIL

Hole Diameter

Between 0.318 inches and 0.333 inches

Outside Diameter

Between 0.631 inches and 0.653 inches

Material Thickness

Between 0.023 inches and 0.028 inches

Countersink Angle

Between 95.0 degrees and 105.0 degrees

Part Name Assigned By Controlling Agency

Washer, lock-countersunk, 100 degree, external tooth

Material

Steel

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type ii, class 2 federal specification single treatment response

Style Designator

Countersink external teeth

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 5310-01-653-2506 Datasheet

Supply Class (FSC):

Nuts And Washers

Cross Reference:

MS35790-33
MS35790-33

Cage Codes:

Military Standards (CAGE 96906)
Crytologic Systems Group (CAGE 11874)

Schedule B & Trade:

Schedule B: 7318210000 (NAICS 332722)

Spring washers and other 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.

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Sf9ms-e
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $60.75 to $101.25..
Does NSN 5310-01-653-2506 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
What is the NIIN of NSN 5310-01-653-2506?
016532506 or 01-653-2506
Does NSN 5310-01-653-2506 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-01-653-2506?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Mar 15, 2016