The Rivet,blind, cataloged under National Stock Number 5320-01-210-3944, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Rivet,blind |
| FSC / FSG | 5320 — Rivets (FSG 53) |
| Manufacturers | Hi-Shear Corporation (CAGE 73197); Howmet Global Fastening Systems Inc. Div Voi-Shan Products (CAGE 5M902); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-210-3944 |
| Primary Part Number | BL270-8-2 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| 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 |
|---|---|
| BL270-8-2 | Hi-Shear Corporation (USA) |
| PLT270-8-2 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| ST3M790-4-2 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| ST3M790-4-2 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M790-4-2 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| PLT270-8-2 | 5/2 Secondary reference U.S. Government activity |
| 10112172 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| BL270-8-2 | 5/9 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| ST3M790-4-2 | 3/2 Design control — primary reference U.S. Government activity |
| PLT270-8-2 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| PLT270-8-2 | 5/9 Secondary reference U.S. Government activity |
| BL7-4-2 | 5/9 Secondary reference Hi-Shear Corporation |
| ST3M790-4-2 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 5320-01-210-3944 is a Rivet,blind, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-210-3944 has 5 manufacturer part numbers on file: BL270-8-2 (Hi-Shear Corporation), PLT270-8-2 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), ST3M790-4-2 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), ST3M790-4-2 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), ST3M790-4-2 (Hi-Shear Corporation).
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.