PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-1385637-05X-22Washer,flat

Naval Ship Systems Command · NSN 5310-01-487-8128 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-487-8128 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-487-8128. Primary manufacturer part number: 803-1385637-05X-22.
Features
  • Washer,flat — FSC 5310
  • 4 verified cross-references
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-487-8128, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 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)
ManufacturersNaval Ship Systems Command (CAGE 80064)
Technical Specifications
ParameterValue
NSN5310-01-487-8128
Primary Part Number803-1385637-05X-22
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-058-36301385637-052AF INTERCHANGEABLE
Valve,check
Naval Ship Systems Command
4820-00-878-4325803-1385637-082 INTERCHANGEABLE
Valve,check
Naval Ship Systems Command
4820-01-072-1204803-1385637-04X-17 INTERCHANGEABLE
Disk,valve
Naval Ship Systems Command
4820-01-426-24601260-014K800 INTERCHANGEABLE
Valve,check
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4820-01-435-5880803-1385637-05X-20 INTERCHANGEABLE
Disk,valve
Naval Ship Systems Command
5310-01-481-8638 INTERCHANGEABLE
Washer,flat
5310-01-487-7109803-1385637-06X-22 INTERCHANGEABLE
Washer,flat
Naval Ship Systems Command
5310-01-487-7137803-1385637-02X-22 INTERCHANGEABLE
Washer,flat
Naval Ship Systems Command
5310-01-521-1009803-1385637-10X-11 INTERCHANGEABLE
Nut,plain,hexagon
Naval Ship Systems Command
5310-01-521-1020803-1385637-03X-11 INTERCHANGEABLE
Nut,plain,hexagon
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
803-1385637-04X-22 Naval Ship Systems Command (USA)
803-1385637-05X-22 PRIMARY Naval Ship Systems Command (USA)
1385637 Naval Ship Systems Command (USA)
803-1385637-03X-22 Naval Ship Systems Command (USA)
Related Parts
4820-00-058-3630INTERCHANGEABLE
VALVE,CHECK
1385637-052AF
4820-00-878-4325INTERCHANGEABLE
VALVE,CHECK
803-1385637-082
4820-01-072-1204INTERCHANGEABLE
DISK,VALVE
803-1385637-04X-17
4820-01-426-2460INTERCHANGEABLE
VALVE,CHECK
1260-014K800
4820-01-435-5880INTERCHANGEABLE
DISK,VALVE
803-1385637-05X-20
5310-01-481-8638INTERCHANGEABLE
WASHER,FLAT
5310-01-487-7109INTERCHANGEABLE
WASHER,FLAT
803-1385637-06X-22
5310-01-487-7137INTERCHANGEABLE
WASHER,FLAT
803-1385637-02X-22
5310-01-521-1009INTERCHANGEABLE
NUT,PLAIN,HEXAGON
803-1385637-10X-11
5310-01-521-1020INTERCHANGEABLE
NUT,PLAIN,HEXAGON
803-1385637-03X-11
5310-01-521-1025INTERCHANGEABLE
NUT,PLAIN,HEXAGON
803-1385637-05X-11
4820-01-540-8802INTERCHANGEABLE
SEAT,VALVE
803-1385637-08X-08

Frequently Asked Questions

What is NSN 5310-01-487-8128?

NSN 5310-01-487-8128 is a Washer,flat, manufactured by Naval Ship Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-487-8128?

NSN 5310-01-487-8128 has 4 cross-referenced part numbers: 803-1385637-04X-22 (Naval Ship Systems Command), 803-1385637-05X-22 (Naval Ship Systems Command), 1385637 (Naval Ship Systems Command), 803-1385637-03X-22 (Naval Ship Systems Command).

What NSN replaces 5310-01-487-8128?

There are 12 known substitutes for 5310-01-487-8128: 4820-00-058-3630, 4820-00-878-4325, 4820-01-072-1204 and 9 more. Verify interchangeability with system specifications before substitution.

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