The Pin-Rivet, cataloged under National Stock Number 5320-01-139-4404, 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 18 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through both NSN and commercial part number lookups. 16 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-139-4404 |
| Primary Part Number | HLT52YB-6-7 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM OR DRY FILM OR CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP OR CETYL ALCOHOL |
| Head Height | 0.064 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Fastener Length | 0.753 INCHES MINIMUM AND 0.773 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.443 INCHES MAXIMUM IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.357 INCHES MINIMUM AND 0.377 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 |
|---|---|
| HLT52YB-6-7 | West Coast Aerospace, Inc. (USA) |
| HLT52YB-6-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT52YB-6-7 PRIMARY | Hi-Shear Corporation (USA) |
| HLT52YC-6-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT52YB-6-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT52YB-6-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT52YC-6-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT52YC-6-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M761C3-7 | Huck International, Inc (USA) |
| HLT52YC-6-7 | West Coast Aerospace, Inc. (USA) |
| HLT52YC-6-7 PRIMARY | Hi-Shear Corporation (USA) |
| HP4761-3-7 | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| HLT52TB-6-7 | 5/9 Secondary reference Hi-Shear Corporation |
| HLT52YB-6-7 | 5/2 Secondary reference U.S. Government activity |
| HLT52DL-6-7 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies, Llc Dba PB Fasteners |
| HLT52YC-6-7 | 5/2 Secondary reference U.S. Government activity |
| ST3M761C3-7 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| AIC-L-761C3-7 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 10111600 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HLT52TB-6-7 | 5/9 Secondary reference U.S. Government activity |
| HLT52YB-6-7 | 5/9 Secondary reference U.S. Government activity |
| MA4761-3-7 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| HLT52TB-6-7 | 5/9 Secondary reference U.S. Government activity |
| HLT52DL-6-7 | 5/9 Secondary reference U.S. Government activity |
| HLT52YC-6-7 | 5/9 Secondary reference U.S. Government activity |
| HLT52DL-6-7 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| HLT52TB-6-7 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HLT52DL-6-7 | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
NSN 5320-01-139-4404 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-139-4404 has 12 manufacturer part numbers on file: HLT52YB-6-7 (West Coast Aerospace, Inc.), HLT52YB-6-7 (Sps Technologies, Llc Dba PB Fasteners), HLT52YB-6-7 (Hi-Shear Corporation), HLT52YC-6-7 (Sps Technologies, Llc Dba PB Fasteners), HLT52YB-6-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 7 more.
Key specifications for HLT52YB-6-7: Shank Diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Lubrication: SOLID FILM OR DRY FILM OR CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP OR CETYL ALCOHOL; Head Height: 0.064 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN; Fastener Length: 0.753 INCHES MINIMUM AND 0.773 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.