NSN 5310-01-646-0573 · NIIN 016460573 · Part number AI-6821
Accuracy International of North America, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 1F9Q6
Government record, cited
NSN 5310-01-646-0573 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-646-0573. Manufacturer of record part number: AI-6821.
Also searched as5310-01-646-0573 ·
5310016460573 ·
NIIN 016460573 ·
01-646-0573 ·
FSC 5310 Nuts and Washers · CAGE 1F9Q6 · AI-6821
Manufacturer of record: Accuracy International of North America, Inc.
Identification
NSN: 5310-01-646-0573
NIIN: 016460573
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: AI-6821
Manufacturer: Accuracy International of North America, Inc.
General Description
The Washer,shouldered, cataloged under National Stock Number 5310-01-646-0573, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Accuracy International of North America, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Accuracy International of North America, Inc. (USA)
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 5310-01-646-0573?
NSN 5310-01-646-0573 is a Washer,shouldered, manufactured by Accuracy International of North America, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-646-0573?
NSN 5310-01-646-0573 has 1 manufacturer part number on file: AI-6821 (Accuracy International of North America, Inc.).
What are the specifications of AI-6821?
Key specifications for AI-6821: Special Features: FLUSH CUP, FEMALE CSK. COMPONENT PART OF STOCK CHASSIS, NSN: 1005-01-645-9181.; Part Name Assigned by Controlling Agency: FLSHCP:MK13MD7; End Item Identification: MK13 MOD7, NSN:1005-01-609-1039, MK13 MOD7-2, NSN:1005-01-609-1034. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-646-0573 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.
What is the DEMIL code for NSN 5310-01-646-0573?
NSN 5310-01-646-0573 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.