PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8333231Washer,flat

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-270-2195 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-270-2195 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-270-2195. Primary manufacturer part number: 8333231.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 1.375 INCHES NOMINAL IN
  • Hole Diameter: 0.766 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
  • Material: COPPER ALLOY 937 OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 937 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-270-2195, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-270-2195
Primary Part Number8333231
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Peripheral Shape StyleROUND
Overall Diameter1.375 INCHES NOMINAL IN
Hole Diameter0.766 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
MaterialCOPPER ALLOY 937 OVERALL
Thickness0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5820-00-103-63152026-1 INTERCHANGEABLE
Tuner,radio Frequency
Drs Signal Solutions, Inc.
4820-00-275-222720261 INTERCHANGEABLE
Cock,drain
Jewell Instruments Llc
5935-00-502-0138261-32-08-199 INTERCHANGEABLE
Connector,receptacle,electrical
Cinch Connectivity Solutions Inc.
5940-00-600-48302026-1 INTERCHANGEABLE
Terminal,lug
Control Products Corporation
5330-00-706-762320261 INTERCHANGEABLE
Seal,fuel Dump
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
5962-01-099-482520261 INTERCHANGEABLE
Microcircuit,digital
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
4820-01-127-4014 INTERCHANGEABLE
Stem,fluid Valve
4820-01-127-51172026101S0066 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
2910-01-245-153520260 INTERCHANGEABLE
Parts Kit,fuel Injector,diesel E
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5340-01-374-7532 INTERCHANGEABLE
Kit Hinge Assy
Cross-Reference Index
Part NumberManufacturer
8333231 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
20-261 PRIMARY Dresser Industries Inc Leroi Div (USA)
Related Parts
5820-00-103-6315INTERCHANGEABLE
TUNER,RADIO FREQUENCY
2026-1
4820-00-275-2227INTERCHANGEABLE
COCK,DRAIN
20261
5935-00-502-0138INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
261-32-08-199
5940-00-600-4830INTERCHANGEABLE
TERMINAL,LUG
2026-1
5330-00-706-7623INTERCHANGEABLE
SEAL,FUEL DUMP
20261
5962-01-099-4825INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
20261
4820-01-127-4014INTERCHANGEABLE
STEM,FLUID VALVE
4820-01-127-5117INTERCHANGEABLE
VALVE,SAFETY RELIEF
2026101S0066
2910-01-245-1535INTERCHANGEABLE
PARTS KIT,FUEL INJECTOR,DIESEL E
20260
5340-01-374-7532INTERCHANGEABLE
KIT HINGE ASSY
6532-01-469-7520INTERCHANGEABLE
SHOES,SHOWER
11052L
4730-01-503-2583INTERCHANGEABLE
PLUG,TUBE FITTING,THREADED
A7227.006.345

Frequently Asked Questions

What is NSN 5310-00-270-2195?

NSN 5310-00-270-2195 is a Washer,flat, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-270-2195?

NSN 5310-00-270-2195 has 2 cross-referenced part numbers: 8333231 (U S Army Tank Automotive Command Amsta-Im-Mm), 20-261 (Dresser Industries Inc Leroi Div).

What NSN replaces 5310-00-270-2195?

There are 12 known substitutes for 5310-00-270-2195: 5820-00-103-6315, 4820-00-275-2227, 5935-00-502-0138 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8333231?

Key specifications for 8333231: Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Peripheral Shape Style: ROUND; Overall Diameter: 1.375 INCHES NOMINAL IN; Hole Diameter: 0.766 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-270-2195 still in active supply?

NSN 5310-00-270-2195 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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