NSN 5310-01-654-7977 · NIIN 016547977 · Part number 406523
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 05606
Government record, cited
NSN 5310-01-654-7977 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-654-7977. Manufacturer of record part number: 406523.
Also searched as5310-01-654-7977 ·
5310016547977 ·
NIIN 016547977 ·
01-654-7977 ·
FSC 5310 Nuts and Washers · CAGE 05606 · 406523 · Z2C27
Manufacturer of record: General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
Identification
NSN: 5310-01-654-7977
NIIN: 016547977
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 406523
Manufacturer: General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Description
The Nut,plain,assembled Washer, cataloged under National Stock Number 5310-01-654-7977, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-654-7977
Primary Part Number
406523
Item Name
Nut,plain,assembled Washer
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA)
Reference documents
Reference
Meaning
Z2C27
5/1Secondary reference
Nioa Trading Nioa Nominees Pty Limited Div Nioa
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 5310-01-654-7977?
NSN 5310-01-654-7977 is a Nut,plain,assembled Washer, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-654-7977?
NSN 5310-01-654-7977 has 1 manufacturer part number on file: 406523 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
What are the specifications of 406523?
Key specifications for 406523: Special Features: NUT, BRAKE LOCKING; Part Name Assigned by Controlling Agency: NUT, PLAIN ASSEMBLY WASHER; End Item Identification: MK107. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-654-7977 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.