The Pin-Rivet, cataloged under National Stock Number 5320-01-426-4106, 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 18 specifications, cited from the U.S. Government catalog. The record lists 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-426-4106 |
| Primary Part Number | 03A076-16-25F |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Shank Diameter | 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Fastener Length | 2.2375 INCHES MINIMUM AND 2.2575 INCHES MAXIMUM IN |
| Identification Code Color | BLUE |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Specification/standard Data | 73197-HLT452 MANUFACTURERS STANDARD |
| Grip Length | 1.5575 INCHES MINIMUM AND 1.5675 INCHES MAXIMUM IN |
| Width Between Flats | 0.2207 INCHES MINIMUM AND 0.2242 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Minimum Tensile Strength | 25500 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 37300 DOUBLE 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 | 0.735 INCHES MINIMUM AND 0.770 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 |
|---|---|
| HLT452SS-16-25 | Howmet Global Fastening Systems Inc (USA) |
| HLT452SS-16-25 | Hi-Shear Corporation (USA) |
| HLT452SS-16-25 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 03A076-16-25F PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| AIC-L782V8U25F | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT452SS-16-25 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT452SS-16-25 | West Coast Aerospace, Inc. (USA) |
| HLT452SS-16-25 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT452SS-16-25 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| HLT452SS-16-25 | 5/2 Secondary reference U.S. Government activity |
| HLT452SS-16-25 | 5/9 Secondary reference U.S. Government activity |
| HLT452SS-16-25 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-426-4106 is a Pin-Rivet, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-426-4106 has 9 manufacturer part numbers on file: HLT452SS-16-25 (Howmet Global Fastening Systems Inc), HLT452SS-16-25 (Hi-Shear Corporation), HLT452SS-16-25 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 03A076-16-25F (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), AIC-L782V8U25F (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 4 more.
Key specifications for 03A076-16-25F: Shank Diameter: 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Fastener Length: 2.2375 INCHES MINIMUM AND 2.2575 INCHES MAXIMUM IN. 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.