The Pin-Rivet, cataloged under National Stock Number 5320-01-391-7945, 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 18 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-391-7945 |
| Primary Part Number | HLT423SC14-28 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Shank Diameter | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Fastener Length | 2.375 INCHES MINIMUM AND 2.395 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | 258, CAGEC 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.4375 INCHES IN |
| Grip Length | 1.745 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN |
| Width Between Flats | 0.1895 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 210000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.8812 INCHES MINIMUM AND 0.8884 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 |
|---|---|
| HLT423SC-14-28 | Huck International, Inc (USA) |
| HLT423SC14-28 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT423SC14-28 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT423SC14-28 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HLT423SC-14-28 | 5/9 Secondary reference Voi-Shan/chatsworth Div of Vsi Corp Sub of Fairchild Industries Inc |
| HLT423SC-14-28 | 5/9 Secondary reference U.S. Government activity |
| HLT423SC-14-28 | 5/9 Secondary reference West Coast Aerospace, Inc. |
NSN 5320-01-391-7945 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-391-7945 has 4 manufacturer part numbers on file: HLT423SC-14-28 (Huck International, Inc), HLT423SC14-28 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT423SC14-28 (Sps Technologies, Llc Dba PB Fasteners), HLT423SC14-28 (Hi-Shear Corporation).
Key specifications for HLT423SC14-28: Shank Diameter: 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN; Fastener Length: 2.375 INCHES MINIMUM AND 2.395 INCHES MAXIMUM IN; Surface Treatment Document and Classification: 258, CAGEC 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 18 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.