PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11938Washer,flat

Elbitamerica, Inc. · NSN 5310-00-880-5727 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-880-5727 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-880-5727. Primary manufacturer part number: 11938.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: -QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: ALUMINUM ALLOY 2024 OVERALL
  • Center Hole Shape Style: ROUND
  • Surface Treatment: CADMIUM OVERALL
  • Overall Diameter: 0.375 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-880-5727, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Elbitamerica, Inc.. Government technical data includes 9 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
NSN5310-00-880-5727
Primary Part Number11938
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerElbitamerica, Inc.
StatusACTIVE
Material Document and Classification-QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialALUMINUM ALLOY 2024 OVERALL
Center Hole Shape StyleROUND
Surface TreatmentCADMIUM OVERALL
Overall Diameter0.375 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Hole Diameter0.191 INCHES NOMINAL IN
Thickness0.016 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-163-391411938 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
5950-00-583-424315641 INTERCHANGEABLE
Transformer,audio Frequency
Robert M. Hadley Company, Inc.
5136-00-825-7096 INTERCHANGEABLE
Tap,thread Cutting
4820-01-031-9967 INTERCHANGEABLE
Valve,check
6220-01-130-193860-3241-1 INTERCHANGEABLE
Light,indicator
Grimes Aerospace Company
5950-01-263-088511938 INTERCHANGEABLE
Reactor
Sora Power Inc. Dba Sigma Division
5340-01-458-805911938 INTERCHANGEABLE
Bracket,mounting
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
Cross-Reference Index
Part NumberManufacturer
11938 PRIMARY Elbitamerica, Inc. (USA)
Related Parts
5950-00-163-3914INTERCHANGEABLE
TRANSFORMER,POWER
11938
5950-00-583-4243INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
15641
5136-00-825-7096INTERCHANGEABLE
TAP,THREAD CUTTING
4820-01-031-9967INTERCHANGEABLE
VALVE,CHECK
6220-01-130-1938INTERCHANGEABLE
LIGHT,INDICATOR
60-3241-1
5950-01-263-0885INTERCHANGEABLE
REACTOR
11938
5340-01-458-8059INTERCHANGEABLE
BRACKET,MOUNTING
11938

Frequently Asked Questions

What is NSN 5310-00-880-5727?

NSN 5310-00-880-5727 is a Washer,flat, manufactured by Elbitamerica, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-880-5727?

NSN 5310-00-880-5727 has 1 cross-referenced part number: 11938 (Elbitamerica, Inc.).

What NSN replaces 5310-00-880-5727?

There are 7 known substitutes for 5310-00-880-5727: 5950-00-163-3914, 5950-00-583-4243, 5136-00-825-7096 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11938?

Key specifications for 11938: Material Document and Classification: -QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: ALUMINUM ALLOY 2024 OVERALL; Center Hole Shape Style: ROUND; Surface Treatment: CADMIUM OVERALL. 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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