The Rivet,blind, cataloged under National Stock Number 5320-01-644-4545, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-644-4545 |
| Primary Part Number | 12420301-046 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Shank Diameter | 0.125 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A568 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.126 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING HIGH CLINCH SHANK |
| Material | STEEL OVERALL |
| Head Major Diameter | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12420301-046 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| SD44BSLF | 5/9 Secondary reference Pop Fasteners a Black and Decker Co |
| 12420301 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5320-01-644-4545 is a Rivet,blind, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-644-4545 has 1 manufacturer part number on file: 12420301-046 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5320-01-716-2299. Verify interchangeability with system specifications before substitution.
Key specifications for 12420301-046: Shank Diameter: 0.125 INCHES MAXIMUM IN; Material Document and Classification: ASTM A568 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Head Style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER); Grip Length: 0.126 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.