PartsTable TECHNICAL DATA SHEET
NSN 5310-01-472-6844Government record, cited

Washer, Flat5310-01-472-6844

NSN 5310-01-472-6844 · NIIN 014726844 · Part number SS52B0280X0750
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 78286
Government record, cited
NSN 5310-01-472-6844 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-472-6844. Manufacturer of record part number: SS52B0280X0750.
Also searched as  5310-01-472-6844 · 5310014726844 · NIIN 014726844 · 01-472-6844 · FSC 5310 Nuts and Washers · CAGE 78286 · SS52B0280X0750 · SS52B0280X750 · SS52
Nearby stock numbers  ·
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.750 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Material: ALUMINUM ALLOY OVERALL
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.028 INCHES NOMINAL IN
  • Thickness: 0.090 INCHES NOMINAL IN
Identification
  • NSN: 5310-01-472-6844
  • NIIN: 014726844
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: SS52B0280X0750
  • Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-472-6844, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-472-6844
Primary Part NumberSS52B0280X0750
Item NameWasher,flat
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerSikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
StatusACTIVE
Overall Diameter0.750 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
MaterialALUMINUM ALLOY OVERALL
Center Hole Shape StyleROUND
Hole Diameter0.028 INCHES NOMINAL IN
Thickness0.090 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-624-5361SS52N0815Z1355 POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
5310-01-665-1315SS52J1265Z2825 POSSIBLE MATCH
WASHER
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
5365-01-694-4823SS52M0510Z1025 POSSIBLE MATCH
SHIM
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
9535-01-717-1461SS52B0265X0625 POSSIBLE MATCH
SHIM STOCK,LAMINATED
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
5310-01-717-2650SS52D0190X0500 POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Cross-Reference Index
Part NumberManufacturer
SS52B0280X0750 PRIMARY Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
Reference documents
ReferenceMeaning
SS52B0280X750 5/9 Secondary reference
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
SS52 D/9 Drawing number reference only
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Related Parts
5310-01-624-5361POSSIBLE MATCH
WASHER,FLAT
SS52N0815Z1355
5310-01-665-1315POSSIBLE MATCH
WASHER
SS52J1265Z2825
5365-01-694-4823POSSIBLE MATCH
SHIM
SS52M0510Z1025
9535-01-717-1461POSSIBLE MATCH
SHIM STOCK,LAMINATED
SS52B0265X0625
5310-01-717-2650POSSIBLE MATCH
WASHER,FLAT
SS52D0190X0500

Frequently Asked Questions

What is NSN 5310-01-472-6844?

NSN 5310-01-472-6844 is a Washer,flat, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-472-6844?

NSN 5310-01-472-6844 has 1 manufacturer part number on file: SS52B0280X0750 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What NSN replaces 5310-01-472-6844?

5 possible matches (shared part number, not a government interchangeability claim): 5310-01-624-5361, 5310-01-665-1315, 5365-01-694-4823. Verify interchangeability with system specifications before substitution.

What are the specifications of SS52B0280X0750?

Key specifications for SS52B0280X0750: Overall Diameter: 0.750 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; End Item Identification: USED ON UH-60 HELICOPTER. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-472-6844 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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