The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-137-7308, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-137-7308 |
| Primary Part Number | 3M972-3 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Collar Inside Diameter | 0.208 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN |
| Collar Overall Height | 0.290 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN |
| Collar Outside Diameter | 0.318 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 3M972-3 | Howmet Global Fastening Systems Inc (USA) |
| 3M972-3 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| EBN110AN6 | 5/9 Secondary reference U.S. Government activity |
| 10111592 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| EB73-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-137-7308 is a Collar,pin-Rivet, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-137-7308 has 2 manufacturer part numbers on file: 3M972-3 (Howmet Global Fastening Systems Inc), 3M972-3 (The Boeing Company Div Defense).
Key specifications for 3M972-3: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Collar Inside Diameter: 0.208 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN; Collar Overall Height: 0.290 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN; Collar Outside Diameter: 0.318 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN. 12 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.