The Pin-Rivet, cataloged under National Stock Number 5320-01-598-0259, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-598-0259 |
| Primary Part Number | HLT310DL-8-19 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Shank Diameter | 0.249 INCHES NOMINAL IN |
| Head Height | 0.069 INCHES NOMINAL IN |
| Fastener Length | 1.457 INCHES NOMINAL IN |
| Head Style | COUNTERSUNK W/REVERSE CHAMFER |
| Grip Length | 1.192 INCHES NOMINAL IN |
| Width Between Flats | 0.094 INCHES NOMINAL IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 45.0 DEGREES NOMINAL |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Head Major Diameter | 0.412 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 |
|---|---|
| HLT310DL-8-19 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M759V4-19 | The Boeing Company Div Defense (USA) |
NSN 5320-01-598-0259 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-598-0259 has 2 manufacturer part numbers on file: HLT310DL-8-19 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M759V4-19 (The Boeing Company Div Defense).
Key specifications for HLT310DL-8-19: Shank Diameter: 0.249 INCHES NOMINAL IN; Head Height: 0.069 INCHES NOMINAL IN; Fastener Length: 1.457 INCHES NOMINAL IN; Head Style: COUNTERSUNK W/REVERSE CHAMFER. 10 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.