The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-321-0594, 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5320-01-321-0594 |
| Primary Part Number | HL97DU-10 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | SOLID FILM |
| Collar Inside Diameter | 0.319 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN |
| Collar Overall Height | 0.652 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.512 INCHES MINIMUM AND 0.518 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 | 0.312 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 |
|---|---|
| HL97DU-10 | Howmet Global Fastening Systems Inc (USA) |
| HL97DU-10 PRIMARY | Hi-Shear Corporation (USA) |
| HL97DU-10 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL97DU-10 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL97DU-10 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| 03A068-10L | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| HL97TF-10 | 5/9 Secondary reference Hi-Shear Corporation |
| HL97DU-10 | 5/9 Secondary reference U.S. Government activity |
| HL97DU-10 | 5/9 Secondary reference U.S. Government activity |
| BACC30AB10S | 7/2 Vendor item drawing reference U.S. Government activity |
| HL97TF-10 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| HL97TF-10 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5320-01-321-0594 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-321-0594 has 6 manufacturer part numbers on file: HL97DU-10 (Howmet Global Fastening Systems Inc), HL97DU-10 (Hi-Shear Corporation), HL97DU-10 (Sps Technologies, Llc Dba PB Fasteners), HL97DU-10 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL97DU-10 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 5320-01-669-3890. Verify interchangeability with system specifications before substitution.
Key specifications for HL97DU-10: Lubrication: SOLID FILM; Collar Inside Diameter: 0.319 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN; Collar Overall Height: 0.652 INCHES MINIMUM AND 0.672 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.