The Pin-Rivet, cataloged under National Stock Number 5320-01-391-5512, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-391-5512 |
| Primary Part Number | 03A073-8-8A |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Shank Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 0.885 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN |
| Identification Code Color | BLUE |
| Surface Treatment Document and Classification | HI-KOTE 1 HI-SHEAR SPEC 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Width Between Flats | 0.094 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM ALLOY OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| 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 | 0.501 INCHES MINIMUM AND 0.506 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 |
|---|---|
| HLT453SU-8-8 | West Coast Aerospace, Inc. (USA) |
| HLT453SU-8-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 03A073-8-8A PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| HLT453SU-8-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT453SU-8-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT453SU-8-8 | Huck International, Inc (USA) |
| HLT453SU-8-8 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| AIC-L780V4K-8 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT453SU-8-8 | 5/9 Secondary reference U.S. Government activity |
| HLT453SU-8-8 | 5/2 Secondary reference U.S. Government activity |
| HLT453SU-8-8 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-391-5512 is a Pin-Rivet, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-391-5512 has 7 manufacturer part numbers on file: HLT453SU-8-8 (West Coast Aerospace, Inc.), HLT453SU-8-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 03A073-8-8A (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), HLT453SU-8-8 (Sps Technologies, Llc Dba PB Fasteners), HLT453SU-8-8 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 2 more.
Key specifications for 03A073-8-8A: Shank Diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 0.885 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN; Identification Code Color: BLUE. 20 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.