Washer, Flat5310-01-623-5861

NSN 5310-01-623-5861 · NIIN 016235861

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-01-623-5861 · 5310016235861 · NIIN 016235861 · 01-623-5861 · FSC 5310 Nuts and Washers · 17-3-3328-3 · 17-3-3328

Nearby stock numbers ← 5310-01-623-5834 Nut, Plain, Hexagon · 5310-01-623-5875 Nut, Plain, Hexagon →

5310-01-623-5861 — Nuts and Washers

Features

Washer,flat — FSC 5310

Identification

NSN: 5310-01-623-5861
NIIN: 016235861
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-623-5861, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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	5310-01-623-5861
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)
Criticality Code	X

⇄ Related Items 2

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5306-01-623-586617-3-3328-2 POSSIBLE MATCH

BOLT,HOOK

Possible match (shared part number)W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center

5310-01-623-619517-3-3328-4 POSSIBLE MATCH

NUT,PLAIN,WING

Possible match (shared part number)W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
17-3-3328-3	3/2 Design control — primary reference U.S. Government activity
17-3-3328	D/9 Drawing number reference only U.S. Government activity

Related Parts

5306-01-623-5866POSSIBLE MATCH

BOLT,HOOK

17-3-3328-2

5310-01-623-6195POSSIBLE MATCH

NUT,PLAIN,WING

17-3-3328-4

Frequently Asked Questions

What is NSN 5310-01-623-5861?

NSN 5310-01-623-5861 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.

What NSN replaces 5310-01-623-5861?

2 possible matches (shared part number, not a government interchangeability claim): 5306-01-623-5866, 5310-01-623-6195. Verify interchangeability with system specifications before substitution.

Is NSN 5310-01-623-5861 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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