The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-321-8774, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-321-8774 |
| Primary Part Number | HL97DU-12 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | SOLID FILM |
| Collar Inside Diameter | 0.381 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN |
| Collar Overall Height | 0.724 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.614 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE COLLAR |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 BODY |
| 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 |
|---|---|
| 03A068-12L | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| HL97DU-12 | Howmet Global Fastening Systems Inc (USA) |
| HL97DU-12 PRIMARY | Hi-Shear Corporation (USA) |
| HL97TF-12 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HL97DU-12 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL97DU-12 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HL97TF-12 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HL97TF-12 | 5/9 Secondary reference Hi-Shear Corporation |
| BACC30AB12S | 7/2 Vendor item drawing reference U.S. Government activity |
| HL97DU-12 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| HL97DU-12 | 5/9 Secondary reference U.S. Government activity |
| HL97DU-12 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-321-8774 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-321-8774 has 6 manufacturer part numbers on file: 03A068-12L (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), HL97DU-12 (Howmet Global Fastening Systems Inc), HL97DU-12 (Hi-Shear Corporation), HL97TF-12 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), HL97DU-12 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 1 more.
Key specifications for HL97DU-12: Lubrication: SOLID FILM; Collar Inside Diameter: 0.381 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN; Collar Overall Height: 0.724 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN; Collar Style: THREADED (BREAK OFF) TYPE. 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.