The Pin-Rivet, cataloged under National Stock Number 5320-01-273-5939, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is West Coast Aerospace, Inc.. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 12 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-273-5939 |
| Primary Part Number | HLT311DL-10-6 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | West Coast Aerospace, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | CROWN COUTERSUNK GREATER THAN 135 DEGREES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 0.380 INCHES MAXIMUM IN |
| Width Between Flats | 0.1270 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.4689 INCHES MINIMUM AND 0.4739 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 |
|---|---|
| HLT311TB-10-6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT311DL-10-6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT311DL-10-6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT311TB-10-6 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT311TB-10-6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT311DL-10-6 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT311TB-10-6 | Hi-Shear Corporation (USA) |
| HLT311TB-10-6 | Huck International, Inc (USA) |
| HLT311DL-10-6 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HLT311DL-10-6 | Hi-Shear Corporation (USA) |
| HLT311DL-10-6 | Huck International, Inc (USA) |
| HLT311TB-10-6 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| ST3M758V5-6 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| HLT311TB-10-6 | 5/9 Secondary reference Sps Technologies Ltd, Tj Brooks Division |
| HLT311DL-10-6 | 5/9 Secondary reference Sps Technologies Ltd, Tj Brooks Division |
| HLT311TB-10-6 | 5/9 Secondary reference U.S. Government activity |
| HLT311DL-10-6 | 5/2 Secondary reference U.S. Government activity |
| ST3M758V5-6 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| AIC-L-758V5-6 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 10112372 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HLT311TB-10-6 | 5/2 Secondary reference U.S. Government activity |
| HLT311DL-10-6 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-273-5939 is a Pin-Rivet, manufactured by West Coast Aerospace, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-273-5939 has 12 manufacturer part numbers on file: HLT311TB-10-6 (Sps Technologies, Llc Dba PB Fasteners), HLT311DL-10-6 (Sps Technologies, Llc Dba PB Fasteners), HLT311DL-10-6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT311TB-10-6 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT311TB-10-6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 7 more.
Key specifications for HLT311DL-10-6: Shank Diameter: 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN; Lubrication: SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN; Material Document and Classification: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 16 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.