The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-527-0716, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-527-0716 |
| Primary Part Number | HL78-5 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Surface Treatment Document and Classification | 2410 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| Collar Inside Diameter | 0.166 INCHES MINIMUM AND 0.173 INCHES MAXIMUM IN |
| Collar Overall Height | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Precious Material | SILVER |
| Collar Outside Diameter | 0.283 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN |
| Material Document and Classification | 5731 ASSN STD ALL MATERIAL RESPONSES OR 5734 ASSN STD ALL MATERIAL RESPONSES OR 5736 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.125 INCHES IN |
| Surface Treatment | SILVER OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNJC |
| 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 |
|---|---|
| HL78-5 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL78-5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL78-5 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL78-5 | Huck International, Inc (USA) |
| HL78-5 PRIMARY | Hi-Shear Corporation (USA) |
| HL78-5 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HL78-5 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-527-0716 is a Collar,pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-527-0716 has 6 manufacturer part numbers on file: HL78-5 (Sps Technologies, Llc Dba PB Fasteners), HL78-5 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL78-5 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL78-5 (Huck International, Inc), HL78-5 (Hi-Shear Corporation) and 1 more.
Key specifications for HL78-5: Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Surface Treatment Document and Classification: 2410 ASSN STD ALL TREATMENT RESPONSES OVERALL; Collar Inside Diameter: 0.166 INCHES MINIMUM AND 0.173 INCHES MAXIMUM IN; Collar Overall Height: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN. 15 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.