PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

122838Washer,flat

Telemechanics Inc · NSN 5310-00-515-7325 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-515-7325 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-515-7325. Primary manufacturer part number: 122838.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL OVERALL
  • Hole Diameter: 0.316 INCHES NOMINAL IN
  • Thickness: 0.060 INCHES NOMINAL IN
  • Features Provided: CASEHARDENED
  • Surface Treatment: ZINC AND CHROMATE OVERALL
  • Overall Diameter: 0.562 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-515-7325, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-515-7325
Primary Part Number122838
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL OVERALL
Hole Diameter0.316 INCHES NOMINAL IN
Thickness0.060 INCHES NOMINAL IN
Features ProvidedCASEHARDENED
Surface TreatmentZINC AND CHROMATE OVERALL
Overall Diameter0.562 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4720-00-133-30760122838 INTERCHANGEABLE
Tubing,nonmetallic
Brp Us Inc
Cross-Reference Index
Part NumberManufacturer
122838 American Telephone and Telegraph Co (USA)
122838 PRIMARY Telemechanics Inc (USA)
Related Parts
4720-00-133-3076INTERCHANGEABLE
TUBING,NONMETALLIC
0122838

Frequently Asked Questions

What is NSN 5310-00-515-7325?

NSN 5310-00-515-7325 is a Washer,flat, manufactured by Telemechanics Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-515-7325?

NSN 5310-00-515-7325 has 2 cross-referenced part numbers: 122838 (American Telephone and Telegraph Co), 122838 (Telemechanics Inc).

What NSN replaces 5310-00-515-7325?

There is 1 known substitute for 5310-00-515-7325: 4720-00-133-3076. Verify interchangeability with system specifications before substitution.

What are the specifications of 122838?

Key specifications for 122838: Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL OVERALL; Hole Diameter: 0.316 INCHES NOMINAL IN; Thickness: 0.060 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-515-7325 still in active supply?

NSN 5310-00-515-7325 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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