NSN 5306-01-641-4288 · NIIN 016414288 · Part number 21357
Fastenal Company Dba Fastenal Co · FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives · CAGE 0Y3H3
Government record, cited
NSN 5306-01-641-4288 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-641-4288. Manufacturer of record part number: 21357.
Manufacturer of record: Fastenal Company Dba Fastenal Co
Identification
NSN: 5306-01-641-4288
NIIN: 016414288
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives
Primary part number: 21357
Manufacturer: Fastenal Company Dba Fastenal Co
General Description
The Bolt,square Neck, cataloged under National Stock Number 5306-01-641-4288, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company Dba Fastenal Co. The record lists 2 manufacturer part numbers 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
Bolt,square Neck
FSC / FSG
5306 — Bolts (FSG 53)
Manufacturers
Bauer Compressors, Inc. (CAGE 57328); Fastenal Company Dba Fastenal Co (CAGE 0Y3H3)
Technical Specifications
Parameter
Value
NSN
5306-01-641-4288
Primary Part Number
21357
Item Name
Bolt,square Neck
FSC / FSG
5306 / 53 — Bolts
Manufacturer
Fastenal Company Dba Fastenal Co
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
NSN 5306-01-641-4288 is a Bolt,square Neck, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5306, Bolts. Status: active.
What part numbers are listed for NSN 5306-01-641-4288?
NSN 5306-01-641-4288 has 2 manufacturer part numbers on file: BLT-0068 (Bauer Compressors, Inc.), 21357 (Fastenal Company Dba Fastenal Co).
What NSN replaces 5306-01-641-4288?
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-723-3263, 3040-01-723-5032, 5325-01-723-9307. Verify interchangeability with system specifications before substitution.
Is NSN 5306-01-641-4288 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.