PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25171Washer,flat

Teledyne Industries Inc Teledyne Power Systems Div · NSN 5310-00-515-8248 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-515-8248 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-515-8248. Primary manufacturer part number: 25171.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
  • Thickness: 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
  • Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 8640 OVERALL
  • Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
  • Hole Diameter: 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8640 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-515-8248, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Teledyne Industries Inc Teledyne Power Systems Div. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-515-8248
Primary Part Number25171
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTeledyne Industries Inc Teledyne Power Systems Div
StatusCANCELLED
Overall Diameter0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Thickness0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 8640 OVERALL
Hardness Rating28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Hole Diameter0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Surface Treatment Document and ClassificationAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5133-00-228-1360 INTERCHANGEABLE
Drill,twist
6680-00-630-0741B16C8VE226 INTERCHANGEABLE
Counter,electrical
Electrodynamics Inc Div L3harris Electrodynamics Inc
3040-01-009-381401009403 INTERCHANGEABLE
Lever,manual Control
Orscheln Products Llc
5998-01-111-8934 INTERCHANGEABLE
Circuit Card Assembly
5305-01-217-212325171 INTERCHANGEABLE
Screw,cap,hexagon Head
Twg Canada Consolidated Inc
1680-01-597-718125171 INTERCHANGEABLE
Fuel Line,aircraft
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
25171 Teledyne Industries Inc Teledyne Power Systems Div (USA)
Related Parts
5133-00-228-1360INTERCHANGEABLE
DRILL,TWIST
6680-00-630-0741INTERCHANGEABLE
COUNTER,ELECTRICAL
B16C8VE226
3040-01-009-3814INTERCHANGEABLE
LEVER,MANUAL CONTROL
01009403
5998-01-111-8934INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5305-01-217-2123INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
25171
1680-01-597-7181INTERCHANGEABLE
FUEL LINE,AIRCRAFT
25171

Frequently Asked Questions

What is NSN 5310-00-515-8248?

NSN 5310-00-515-8248 is a Washer,flat, manufactured by Teledyne Industries Inc Teledyne Power Systems Div, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-515-8248?

NSN 5310-00-515-8248 has 1 cross-referenced part number: 25171 (Teledyne Industries Inc Teledyne Power Systems Div).

What NSN replaces 5310-00-515-8248?

There are 6 known substitutes for 5310-00-515-8248: 5133-00-228-1360, 6680-00-630-0741, 3040-01-009-3814 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25171?

Key specifications for 25171: Overall Diameter: 0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OVERALL; Thickness: 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-515-8248 still in active supply?

NSN 5310-00-515-8248 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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