The Pin-Rivet, cataloged under National Stock Number 5320-01-724-5506, 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 19 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-724-5506 |
| Primary Part Number | HLT52-6-3 |
| 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 | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Fastener Length | 0.5025 INCHES MINIMUM AND 0.5325 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | HI-SHEAR SPEC 262 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.1825 INCHES MINIMUM AND 0.1925 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 |
| Minimum Yield Strength | 125000 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| HLT52-6-3 | Huck International, Inc (USA) |
| HLT52-6-3 PRIMARY | Hi-Shear Corporation (USA) |
| HLT52-6-3 | West Coast Aerospace, Inc. (USA) |
| HLT52-6-3 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT52-6-3 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HLT52-6-3 | 5/2 Secondary reference U.S. Government activity |
| HLT52 | D/9 Drawing number reference only Hi-Shear Corporation |
NSN 5320-01-724-5506 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-724-5506 has 5 manufacturer part numbers on file: HLT52-6-3 (Huck International, Inc), HLT52-6-3 (Hi-Shear Corporation), HLT52-6-3 (West Coast Aerospace, Inc.), HLT52-6-3 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT52-6-3 (Sps Technologies, Llc Dba PB Fasteners).
8 possible matches (shared part number, not a government interchangeability claim): 5320-01-725-9964, 5320-01-727-5611, 5320-01-727-5612. Verify interchangeability with system specifications before substitution.
Key specifications for HLT52-6-3: Shank Diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Fastener Length: 0.5025 INCHES MINIMUM AND 0.5325 INCHES MAXIMUM IN. 19 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.