PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12500Washer,shouldered

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 5310-00-830-7825 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-830-7825 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-830-7825. Primary manufacturer part number: 12500.
Features
  • Washer,shouldered — FSC 5310
  • Hole Diameter: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
  • Material Thickness: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
  • Style Designator: SHOULDERED
  • Material: PAPER OVERALL
  • Shoulder Height: 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
  • Shoulder Diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
  • Outside Diameter: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Paper Overall construction
General Description

The Washer,shouldered, cataloged under National Stock Number 5310-00-830-7825, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-830-7825
Primary Part Number12500
Item NameWasher,shouldered
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusCANCELLED
Hole Diameter0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
Material Thickness0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
Style DesignatorSHOULDERED
MaterialPAPER OVERALL
Shoulder Height0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Shoulder Diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Outside Diameter0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6920-00-015-646510022659 INTERCHANGEABLE
Cap
Us Army Aviation and Missile Command
4730-00-030-78248082 INTERCHANGEABLE
Nipple,oil Tank Dip
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5133-00-232-8144 INTERCHANGEABLE
Drill,twist
5935-00-240-81758082 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Eby Group, Llc, the Dba Eby Company Div Eby Company
2910-00-353-94208082 INTERCHANGEABLE
Link,injector Plunger
Cummins Inc.
5905-00-593-9411580R378H10 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2910-00-703-71027037102 INTERCHANGEABLE
Bearing and Retainer
U S Army Tank Automotive Command Amsta-Im-Mm
1730-00-736-5796 INTERCHANGEABLE
Housing,reduction U
5950-00-759-131812500 INTERCHANGEABLE
Reactor
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
3455-01-034-0355 INTERCHANGEABLE
File,rotary
Cross-Reference Index
Part NumberManufacturer
12500 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
808-2 Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
A6937-79 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
Related Parts
6920-00-015-6465INTERCHANGEABLE
CAP
10022659
4730-00-030-7824INTERCHANGEABLE
NIPPLE,OIL TANK DIP
8082
5133-00-232-8144INTERCHANGEABLE
DRILL,TWIST
5935-00-240-8175INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
8082
2910-00-353-9420INTERCHANGEABLE
LINK,INJECTOR PLUNGER
8082
5905-00-593-9411INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
580R378H10
2910-00-703-7102INTERCHANGEABLE
BEARING AND RETAINER
7037102
1730-00-736-5796INTERCHANGEABLE
HOUSING,REDUCTION U
5950-00-759-1318INTERCHANGEABLE
REACTOR
12500
3455-01-034-0355INTERCHANGEABLE
FILE,ROTARY
4320-01-062-1352INTERCHANGEABLE
PUMP,RECIPROCATING
5307-01-157-1943INTERCHANGEABLE
STUD,PLAIN
12500

Frequently Asked Questions

What is NSN 5310-00-830-7825?

NSN 5310-00-830-7825 is a Washer,shouldered, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-830-7825?

NSN 5310-00-830-7825 has 3 cross-referenced part numbers: 12500 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), 808-2 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), A6937-79 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc).

What NSN replaces 5310-00-830-7825?

There are 12 known substitutes for 5310-00-830-7825: 6920-00-015-6465, 4730-00-030-7824, 5133-00-232-8144 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12500?

Key specifications for 12500: Hole Diameter: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN; Material Thickness: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN; Style Designator: SHOULDERED; Material: PAPER OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-830-7825 still in active supply?

NSN 5310-00-830-7825 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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