The Pin-Rivet, cataloged under National Stock Number 5320-01-134-0786, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 13 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-134-0786 |
| Primary Part Number | HLT311TB-8-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Fastener Length | 0.697 INCHES MINIMUM AND 0.717 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | TI-SHIELD III,FSCM 73197 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 | CROWN COUTERSUNK GREATER THAN 135 DEGREES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ANODIZE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3948 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 |
|---|---|
| HLT311DL-8-5 | Hi-Shear Corporation (USA) |
| HLT311TB-8-5 PRIMARY | Hi-Shear Corporation (USA) |
| HLT311TB-8-5 | West Coast Aerospace, Inc. (USA) |
| HLT311DL-8-5 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT311TA8-5 | Huck International, Inc (USA) |
| HLT311TB-8-5 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT311DL-8-5 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT311DL-8-5 | Huck International, Inc (USA) |
| HLT311TB-8-5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT311DL-8-5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT311TB-8-5 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT311DL-8-5 | West Coast Aerospace, Inc. (USA) |
| HLT311TB-8-5 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| 10111526 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HLT311TB-8-5 | 5/9 Secondary reference U.S. Government activity |
| AIC-L-758V4-5 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT311TA8-5 | 5/9 Secondary reference U.S. Government activity |
| HLT311DL-8-5 | 5/2 Secondary reference U.S. Government activity |
| HLT311DL-8-5 | 5/9 Secondary reference U.S. Government activity |
| HLT311TA8-5 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies, Llc Dba PB Fasteners |
| HLT311TA8-5 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| HLT311TB-8-5 | 5/2 Secondary reference U.S. Government activity |
| ST3M758V4-5 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT311TA8-5 | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
NSN 5320-01-134-0786 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-134-0786 has 13 manufacturer part numbers on file: HLT311DL-8-5 (Hi-Shear Corporation), HLT311TB-8-5 (Hi-Shear Corporation), HLT311TB-8-5 (West Coast Aerospace, Inc.), HLT311DL-8-5 (Sps Technologies, Llc Dba PB Fasteners), HLT311TA8-5 (Huck International, Inc) and 8 more.
Key specifications for HLT311TB-8-5: Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Fastener Length: 0.697 INCHES MINIMUM AND 0.717 INCHES MAXIMUM IN; Surface Treatment Document and Classification: TI-SHIELD III,FSCM 73197 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. 17 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.