The Hilock Collar, cataloged under National Stock Number 3040-01-066-3368, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-066-3368 |
| Primary Part Number | HL86PB-16 |
| Item Name | Hilock Collar |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL; CHROMATE FINISH; 0.932 IN. LG; ONE END 0.875 IN. ACROSS HEX FLAT; OPPOSITE END 0.845 IN. OD; 1/2-20 UNF RH 2B THREAD 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 |
|---|---|
| HL86PB-16 PRIMARY | Hi-Shear Corporation (USA) |
| HL86PB-16 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HL86PB-16 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL86PB-16 | Asc International, Inc. Dba Asc International Inc Div Asc International (USA) |
| HL86PB-16 | Satair A/s (DNK) |
| HL86PB-16 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| HL86PB-16 | Echelon Supply and Service, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HL86PB-16 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-066-3368 is a Hilock Collar, manufactured by Hi-Shear Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-066-3368 has 7 manufacturer part numbers on file: HL86PB-16 (Hi-Shear Corporation), HL86PB-16 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), HL86PB-16 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL86PB-16 (Asc International, Inc. Dba Asc International Inc Div Asc International), HL86PB-16 (Satair A/s) and 2 more.
Key specifications for HL86PB-16: General Characteristics Item Description: STAINLESS STEEL; CHROMATE FINISH; 0.932 IN. LG; ONE END 0.875 IN. ACROSS HEX FLAT; OPPOSITE END 0.845 IN. OD; 1/2-20 UNF RH 2B THREAD IN. 1 specification is 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.