PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11A7000850Washer,flat

Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army · NSN 5310-01-626-2775 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-626-2775 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-626-2775. Primary manufacturer part number: 11A7000850.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: BLANK RECTANGULAR
  • Thickness: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
  • Hole Diameter: 0.125 INCHES NOMINAL IN
  • Overall Diameter: 0.312 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Material: STEEL COMP 302 OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-626-2775, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-626-2775
Primary Part Number11A7000850
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDevcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
StatusACTIVE
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleBLANK RECTANGULAR
Thickness0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
Hole Diameter0.125 INCHES NOMINAL IN
Overall Diameter0.312 INCHES NOMINAL IN
Peripheral Shape StyleROUND
MaterialSTEEL COMP 302 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2805-00-544-0596220096 INTERCHANGEABLE
Valve,poppet,engine
Kohler Co Engine Plant Div
2805-00-818-166650923 INTERCHANGEABLE
Deflector,dirt and Liquid
Hydro-Aire Aerospace Corp
5995-01-157-150050923 INTERCHANGEABLE
Cable Assembly,radio Frequency
Semflex, Inc.
4330-01-182-569831508 INTERCHANGEABLE
Filter Element,fluid
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
4720-01-507-444250923 INTERCHANGEABLE
Hose,nonmetallic
Ingersoll-Rand Co Material Handling Div
Cross-Reference Index
Part NumberManufacturer
50923 Highcom Limited (AUS)
11A7000850 PRIMARY Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
50923 Xtek Limited (AUS)
96659A101 Mcmaster-Carr Supply Co (USA)
Related Parts
2805-00-544-0596INTERCHANGEABLE
VALVE,POPPET,ENGINE
220096
2805-00-818-1666INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
50923
5995-01-157-1500INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
50923
4330-01-182-5698INTERCHANGEABLE
FILTER ELEMENT,FLUID
31508
4720-01-507-4442INTERCHANGEABLE
HOSE,NONMETALLIC
50923

Frequently Asked Questions

What is NSN 5310-01-626-2775?

NSN 5310-01-626-2775 is a Washer,flat, manufactured by Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-626-2775?

NSN 5310-01-626-2775 has 4 cross-referenced part numbers: 50923 (Highcom Limited), 11A7000850 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army), 50923 (Xtek Limited), 96659A101 (Mcmaster-Carr Supply Co).

What NSN replaces 5310-01-626-2775?

There are 5 known substitutes for 5310-01-626-2775: 2805-00-544-0596, 2805-00-818-1666, 5995-01-157-1500 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11A7000850?

Key specifications for 11A7000850: Center Hole Shape Style: ROUND; Part Name Assigned by Controlling Agency: SAE STANDARD WASHER; Cross-Sectional Shape Style: BLANK RECTANGULAR; Thickness: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN. 9 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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