The Pin-Rivet, cataloged under National Stock Number 5320-01-391-5474, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-391-5474 |
| Primary Part Number | HST528DL-16-28 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Shank Diameter | 0.4900 INCHES MINIMUM AND 0.4905 INCHES MAXIMUM IN |
| Head Height | 0.168 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Fastener Length | 2.425 INCHES MINIMUM AND 2.445 INCHES MAXIMUM IN |
| Material Document and Classification | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Grip Length | 1.745 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN |
| Width Between Flats | 0.2207 INCHES MINIMUM AND 0.2247 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.720 INCHES MINIMUM AND 0.740 INCHES MAXIMUM 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 |
|---|---|
| HST528DL-16-28 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HST528DL-16-28 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| VS3422DC16-28 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HST528DL-16-28 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| WC199-16-28 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HST528DL-16-28 PRIMARY | Hi-Shear Corporation (USA) |
| HK0099-16-28 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| 3D0099-16-28 | 5/2 Secondary reference U.S. Government activity |
| HST528DL-16-28 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-391-5474 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-391-5474 has 7 manufacturer part numbers on file: HST528DL-16-28 (Sps Technologies, Llc Dba PB Fasteners), HST528DL-16-28 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), VS3422DC16-28 (Howmet Global Fastening Systems Inc), HST528DL-16-28 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), WC199-16-28 (West Coast Aerospace, Inc.) and 2 more.
Key specifications for HST528DL-16-28: Shank Diameter: 0.4900 INCHES MINIMUM AND 0.4905 INCHES MAXIMUM IN; Head Height: 0.168 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN; Fastener Length: 2.425 INCHES MINIMUM AND 2.445 INCHES MAXIMUM IN; Material Document and Classification: AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 15 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.