The Washer,flat, cataloged under National Stock Number 5310-01-265-1947, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Washer,flat
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Technical Specifications
Parameter
Value
NSN
5310-01-265-1947
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3120-01-420-04494000-37330 ITEM 11POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)Moog Inc. Dba Ampac-Isp Corp
5310-01-503-80048310522POSSIBLE MATCH
NUT,FLANGE
Possible match (shared part number)Jlg Industries, Inc.
5360-01-526-075237341POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)Liquid Metronics Inc
8030-01-627-259137341POSSIBLE MATCH
ANTISEIZE COMPOUND
Possible match (shared part number)Whitmore Manufacturing, Llc Dba Jet-Lube
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
37341
3/2Design control — primary reference
U.S. Government activity
Related Parts
3120-01-420-0449POSSIBLE MATCH
BEARING,SLEEVE
4000-37330 ITEM 11
5310-01-503-8004POSSIBLE MATCH
NUT,FLANGE
8310522
5360-01-526-0752POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
37341
8030-01-627-2591POSSIBLE MATCH
ANTISEIZE COMPOUND
37341
Frequently Asked Questions
What is NSN 5310-01-265-1947?
NSN 5310-01-265-1947 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
What NSN replaces 5310-01-265-1947?
4 possible matches (shared part number, not a government interchangeability claim): 3120-01-420-0449, 5310-01-503-8004, 5360-01-526-0752. Verify interchangeability with system specifications before substitution.
Is NSN 5310-01-265-1947 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.