PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51054Washer,flat

Gil, Inc. · NSN 5310-01-149-9647 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-149-9647 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-149-9647. Primary manufacturer part number: 51054.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: COPPER ALLOY AND SILICON ALLOY OVERALL
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 0.500 INCHES NOMINAL IN
  • Thickness: 0.078 INCHES NOMINAL IN
  • Overall Diameter: 1.250 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy and Silicon Alloy Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-149-9647, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Gil, Inc.. Government technical data includes 7 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-149-9647
Primary Part Number51054
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGil, Inc.
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
MaterialCOPPER ALLOY AND SILICON ALLOY OVERALL
Peripheral Shape StyleROUND
Hole Diameter0.500 INCHES NOMINAL IN
Thickness0.078 INCHES NOMINAL IN
Overall Diameter1.250 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-232-2865 INTERCHANGEABLE
Drill,twist
5950-00-518-01311346682 INTERCHANGEABLE
Transformer,power Autotransforme
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6130-00-553-870651054 INTERCHANGEABLE
Power Supply
Ward Leonard Ct Llc
5950-01-064-99782929018 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5315-01-154-0349510-54 INTERCHANGEABLE
Pin
Tescom Corp Dba Tescom Div Tescom
5985-01-337-64325105-4 INTERCHANGEABLE
Seal,waveguide
Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc
6685-01-683-251751054 INTERCHANGEABLE
Thermometer,self-Indicating,digi
Deltatrak, Inc. Dba Deltatrak Inc Div Pleasanton Headquarters
Cross-Reference Index
Part NumberManufacturer
51054 PRIMARY Gil, Inc. (USA)
Related Parts
5133-00-232-2865INTERCHANGEABLE
DRILL,TWIST
5950-00-518-0131INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
1346682
6130-00-553-8706INTERCHANGEABLE
POWER SUPPLY
51054
5950-01-064-9978INTERCHANGEABLE
TRANSFORMER,POWER
2929018
5315-01-154-0349INTERCHANGEABLE
PIN
510-54
5985-01-337-6432INTERCHANGEABLE
SEAL,WAVEGUIDE
5105-4
6685-01-683-2517INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,DIGI
51054

Frequently Asked Questions

What is NSN 5310-01-149-9647?

NSN 5310-01-149-9647 is a Washer,flat, manufactured by Gil, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-149-9647?

NSN 5310-01-149-9647 has 1 cross-referenced part number: 51054 (Gil, Inc.).

What NSN replaces 5310-01-149-9647?

There are 7 known substitutes for 5310-01-149-9647: 5133-00-232-2865, 5950-00-518-0131, 6130-00-553-8706 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51054?

Key specifications for 51054: Cross-Sectional Shape Style: RECTANGULAR; Material: COPPER ALLOY AND SILICON ALLOY OVERALL; Peripheral Shape Style: ROUND; Hole Diameter: 0.500 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

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