PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10185Washer,flat

Astronautics Corporation of America · NSN 5310-00-701-6258 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-701-6258 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-701-6258. Primary manufacturer part number: 10185.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.020 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Material: COPPER ALLOY 606 OVERALL
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.312 INCHES NOMINAL IN
  • Hole Diameter: 0.127 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 606 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-701-6258, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Astronautics Corporation of America. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-701-6258
Primary Part Number10185
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Thickness0.020 INCHES NOMINAL IN
Center Hole Shape StyleROUND
MaterialCOPPER ALLOY 606 OVERALL
Peripheral Shape StyleROUND
Overall Diameter0.312 INCHES NOMINAL IN
Hole Diameter0.127 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5305-00-012-9501 INTERCHANGEABLE
Screw,wood
5999-00-083-86301855574 INTERCHANGEABLE
Shielding Gasket,electronic
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-218-356813248P INTERCHANGEABLE
Retainer,packing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4730-00-371-608510185 INTERCHANGEABLE
Bolt,fluid Passage
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
4820-01-235-3652145-205-025-139-000 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp
1005-01-285-061310184P INTERCHANGEABLE
Heat Shield Assembly
O F Mossberg & Sons Inc
6520-01-353-171810185 INTERCHANGEABLE
File,pulp Canal,dental
Moyco Industries Inc Union Broach Div
5995-01-369-643410185-25 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
5330-01-440-523710185 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
North American Controls Inc Dba North American Controls Inc
Cross-Reference Index
Part NumberManufacturer
10185 PRIMARY Astronautics Corporation of America (USA)
Related Parts
5305-00-012-9501INTERCHANGEABLE
SCREW,WOOD
5999-00-083-8630INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
1855574
5330-00-218-3568INTERCHANGEABLE
RETAINER,PACKING
13248P
4730-00-371-6085INTERCHANGEABLE
BOLT,FLUID PASSAGE
10185
4820-01-235-3652INTERCHANGEABLE
STEM,FLUID VALVE
145-205-025-139-000
1005-01-285-0613INTERCHANGEABLE
HEAT SHIELD ASSEMBLY
10184P
6520-01-353-1718INTERCHANGEABLE
FILE,PULP CANAL,DENTAL
10185
5995-01-369-6434INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
10185-25
5330-01-440-5237INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
10185

Frequently Asked Questions

What is NSN 5310-00-701-6258?

NSN 5310-00-701-6258 is a Washer,flat, manufactured by Astronautics Corporation of America, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-701-6258?

NSN 5310-00-701-6258 has 1 cross-referenced part number: 10185 (Astronautics Corporation of America).

What NSN replaces 5310-00-701-6258?

There are 9 known substitutes for 5310-00-701-6258: 5305-00-012-9501, 5999-00-083-8630, 5330-00-218-3568 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10185?

Key specifications for 10185: Thickness: 0.020 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Material: COPPER ALLOY 606 OVERALL; Peripheral Shape Style: ROUND. 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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