PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5613-72-31Washer,flat

Seastrom Manufacturing Co Inc · NSN 5310-01-534-1363 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-534-1363 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-534-1363. Primary manufacturer part number: 5613-72-31.
Features
  • Washer,flat — FSC 5310
  • 3 verified cross-references
  • Primary manufacturer: Seastrom Manufacturing Co Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-534-1363, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Seastrom Manufacturing Co Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersUs Army Aviation and Missile Command (CAGE 81996); Aerovironment, Inc. Dba Aerovironment Inc (CAGE 3SQS9); Seastrom Manufacturing Co Inc (CAGE 86928)
Technical Specifications
ParameterValue
NSN5310-01-534-1363
Primary Part Number5613-72-31
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSeastrom Manufacturing Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-00-392-635955379 INTERCHANGEABLE
Socket,plug-in Electronic Compon
General Dynamics Mission Systems, Inc.
5360-00-468-0341390014PC725 INTERCHANGEABLE
Spring,helical,compression
Naval Ship Systems Command
5365-00-618-953555379 INTERCHANGEABLE
Spacer,sleeve
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5985-01-091-572255379 INTERCHANGEABLE
Diplexer
L3 Technologies, Inc. Div L3 Keo
Cross-Reference Index
Part NumberManufacturer
1089197 Us Army Aviation and Missile Command (USA)
55379 Aerovironment, Inc. Dba Aerovironment Inc (USA)
5613-72-31 PRIMARY Seastrom Manufacturing Co Inc (USA)
Related Parts
5935-00-392-6359INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
55379
5360-00-468-0341INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
390014PC725
5365-00-618-9535INTERCHANGEABLE
SPACER,SLEEVE
55379
5985-01-091-5722INTERCHANGEABLE
DIPLEXER
55379

Frequently Asked Questions

What is NSN 5310-01-534-1363?

NSN 5310-01-534-1363 is a Washer,flat, manufactured by Seastrom Manufacturing Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-534-1363?

NSN 5310-01-534-1363 has 3 cross-referenced part numbers: 1089197 (Us Army Aviation and Missile Command), 55379 (Aerovironment, Inc. Dba Aerovironment Inc), 5613-72-31 (Seastrom Manufacturing Co Inc).

What NSN replaces 5310-01-534-1363?

There are 4 known substitutes for 5310-01-534-1363: 5935-00-392-6359, 5360-00-468-0341, 5365-00-618-9535 and 1 more. Verify interchangeability with system specifications before substitution.

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