Secure Ordering: +1 (757) 528-8028

Worldwide distributor of NSN parts and consumables located in the USA.

Spring Tension Washer

NSN: 5310-00-110-5642 | Model: 952451-1

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
Hole Diameter
Between 0.438 inches and 0.443 inches
Outside Diameter
Between 0.645 inches and 0.665 inches
Overall Height
Between 0.084 inches and 0.104 inches
Material Thickness
Between 0.010 inches and 0.020 inches
Test Data Document
06481-952451 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

Inventory Check

The last inventory check on this NSN was done on 07/23/2023. Due to rapid changes in inventory this may not be the current stock qty.

  • New: 3161
  • New Surplus: 16

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.

Email Address:
Phone Number:
Your name:
Privacy    Terms

Certified Quality Assurance  Quality check icon

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

NSN 5310-00-110-5642 Datasheet

Supply Class (FSC):
Nuts And Washers
Cross Reference:
  • 952451-1
  • 3515-22-09
Cage Codes:
  • Northrop Grumman Systems Corporation (CAGE 06481)
  • Itw Shakeproof Automotive Products (CAGE 78189)
  • 5310-00-110-5642 replaces 5310-00-209-5605
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


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


U - Precious metal content is unknown


- 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
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $3.12 to $5.20..
Does NSN 5310-00-110-5642 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 Navy, Poland, Spain, Australia, Portugal, and Turkey
What is the NIIN of NSN 5310-00-110-5642?
001105642 or 00-110-5642
Does NSN 5310-00-110-5642 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-00-110-5642?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 26, 1968