NSN 5310-00-626-5409 · NIIN 006265409 · Part number 303930
Honeywell International Inc. Dba Honeywell International · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 07187
Government record, cited
NSN 5310-00-626-5409 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-626-5409. Manufacturer of record part number: 303930.
Also searched as5310-00-626-5409 ·
5310006265409 ·
NIIN 006265409 ·
00-626-5409 ·
FSC 5310 Nuts and Washers · CAGE 07187 · 303930
Manufacturer of record: Honeywell International Inc. Dba Honeywell International
Identification
NSN: 5310-00-626-5409
NIIN: 006265409
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 303930
Manufacturer: Honeywell International Inc. Dba Honeywell International
General Description
The Washer,flat, cataloged under National Stock Number 5310-00-626-5409, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 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)
Manufacturers
Honeywell International Inc. Dba Honeywell International (CAGE 07187)
Technical Specifications
Parameter
Value
NSN
5310-00-626-5409
Primary Part Number
303930
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Honeywell International Inc. Dba Honeywell International
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-00-931-097730-3930POSSIBLE MATCH
HOSE ASSEMBLY,METALLIC
Possible match (shared part number)Flex-Weld, Inc. Dba Keflex
Honeywell International Inc. Dba Honeywell International (USA)
Related Parts
4720-00-931-0977POSSIBLE MATCH
HOSE ASSEMBLY,METALLIC
30-3930
3040-01-254-4203POSSIBLE MATCH
SHAFT,PIVOT
303930
2520-01-364-1607POSSIBLE MATCH
COOLER,FLUID,TRANSMISSION
Frequently Asked Questions
What is NSN 5310-00-626-5409?
NSN 5310-00-626-5409 is a Washer,flat, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-626-5409?
NSN 5310-00-626-5409 has 1 manufacturer part number on file: 303930 (Honeywell International Inc. Dba Honeywell International).
What NSN replaces 5310-00-626-5409?
3 possible matches (shared part number, not a government interchangeability claim): 4720-00-931-0977, 3040-01-254-4203, 2520-01-364-1607. Verify interchangeability with system specifications before substitution.
Is NSN 5310-00-626-5409 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.