PartsTable TECHNICAL DATA SHEET

NSN 5310-00-649-6523Government record, cited

Nut, Special5310-00-649-6523

NSN 5310-00-649-6523 · NIIN 006496523 · Part number 2151265-1

Fairbanks Morse, Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 7PZX0

Government record, cited

NSN 5310-00-649-6523 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-649-6523. Manufacturer of record part number: 2151265-1.

Also searched as 5310-00-649-6523 · 5310006496523 · NIIN 006496523 · 00-649-6523 · FSC 5310 Nuts and Washers · CAGE 7PZX0 · 2151265-1 · 2151265

Nearby stock numbers ← 5310-00-649-6520 Nut, Special · 5310-00-649-6920 →

5310-00-649-6523 — Nuts and Washers

Features

Nut,special — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Fairbanks Morse, Llc

Identification

NSN: 5310-00-649-6523
NIIN: 006496523
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 2151265-1
Manufacturer: Fairbanks Morse, Llc

General Description

The Nut,special, cataloged under National Stock Number 5310-00-649-6523, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fairbanks Morse, Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Nut,special
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Fairbanks Morse, Llc (CAGE 7PZX0)

Technical Specifications

Parameter	Value
NSN	5310-00-649-6523
Primary Part Number	2151265-1
Item Name	Nut,special
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Fairbanks Morse, Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
2151265-1 PRIMARY	Fairbanks Morse, Llc (USA)

Reference documents

Reference	Meaning
2151265-1	3/9 Design control — primary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco
2151265	5/9 Secondary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-00-649-6523?

NSN 5310-00-649-6523 is a Nut,special, manufactured by Fairbanks Morse, Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-00-649-6523?

NSN 5310-00-649-6523 has 1 manufacturer part number on file: 2151265-1 (Fairbanks Morse, Llc).

Is NSN 5310-00-649-6523 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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