PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12727-2Washer,flat

Defense & Development Enterprises Llc · NSN 5310-00-809-9285 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-809-9285 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-809-9285. Primary manufacturer part number: 12727-2.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.781 INCHES NOMINAL IN
  • Thickness: 0.094 INCHES NOMINAL IN
  • Material Document and Classification: C-F-206,TYPE 1,CL 16R1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: WOOL COMP 16R1 OVERALL
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 1.000 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Wool Comp 16r1 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-809-9285, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Defense & Development Enterprises Llc. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-809-9285
Primary Part Number12727-2
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDefense & Development Enterprises Llc
StatusCANCELLED
Hole Diameter0.781 INCHES NOMINAL IN
Thickness0.094 INCHES NOMINAL IN
Material Document and ClassificationC-F-206,TYPE 1,CL 16R1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialWOOL COMP 16R1 OVERALL
Center Hole Shape StyleROUND
Overall Diameter1.000 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Minimum Tensile Strength500 POUNDS PER SQUARE INCH LBS
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2990-00-997-8717T-8752 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
5331-01-319-4818127-272 INTERCHANGEABLE
O-Ring
Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc
6635-01-391-9553 INTERCHANGEABLE
Film,radiographic
Cross-Reference Index
Part NumberManufacturer
12727-2 Defense & Development Enterprises Llc (USA)
12727-2 Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
2990-00-997-8717INTERCHANGEABLE
MUFFLER,EXHAUST
T-8752
5331-01-319-4818INTERCHANGEABLE
O-RING
127-272
6635-01-391-9553INTERCHANGEABLE
FILM,RADIOGRAPHIC

Frequently Asked Questions

What is NSN 5310-00-809-9285?

NSN 5310-00-809-9285 is a Washer,flat, manufactured by Defense & Development Enterprises Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-809-9285?

NSN 5310-00-809-9285 has 2 cross-referenced part numbers: 12727-2 (Defense & Development Enterprises Llc), 12727-2 (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 5310-00-809-9285?

There are 3 known substitutes for 5310-00-809-9285: 2990-00-997-8717, 5331-01-319-4818, 6635-01-391-9553. Verify interchangeability with system specifications before substitution.

What are the specifications of 12727-2?

Key specifications for 12727-2: Hole Diameter: 0.781 INCHES NOMINAL IN; Thickness: 0.094 INCHES NOMINAL IN; Material Document and Classification: C-F-206,TYPE 1,CL 16R1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: WOOL COMP 16R1 OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-809-9285 still in active supply?

NSN 5310-00-809-9285 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.
PartsTable Design LLC · partstable.com