The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-136-7464, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 — Rivets (FSG 53) |
| Manufacturers | Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Howmet Global Fastening Systems Inc. Div Voi-Shan Products (CAGE 5M902); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528); Hi-Shear Corporation (CAGE 73197) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-136-7464 |
| Primary Part Number | HL273TB-8 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| 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 |
|---|---|
| HL273TB-8 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL273TB-8 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HL273TB-8 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL273TB-8 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HL273TB-8 | 5/9 Secondary reference U.S. Government activity |
| HL273TB-8 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| HL273TB-8 | 5/9 Secondary reference U.S. Government activity |
| ST3M773-4 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| ZEP | 5/2 Secondary reference U.S. Government activity |
| 10111586 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5320-01-136-7464 is a Collar,pin-Rivet, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-136-7464 has 4 manufacturer part numbers on file: HL273TB-8 (Sps Technologies, Llc Dba PB Fasteners), HL273TB-8 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), HL273TB-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL273TB-8 (Hi-Shear Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4520-01-329-1107. Verify interchangeability with system specifications before substitution.
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.