The Rivet,blind, cataloged under National Stock Number 5320-01-561-2741, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-561-2741 |
| Primary Part Number | ST3M790D4-8 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Width Across Flats | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Head Height | 0.135 INCHES MAXIMUM IN |
| Head Style | HEXAGON |
| Grip Length | 0.470 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Material | STEEL COMP 304 SLEEVE |
| Material | TITANIUM NUT |
| 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 |
|---|---|
| ST3M790D4-8 | Hi-Shear Corporation (USA) |
| ST3M790D4-8 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| ST3M790D4-8 PRIMARY | The Boeing Company Div Defense (USA) |
| ST3M790D4-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| ST3M790D4-8 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-561-2741 is a Rivet,blind, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-561-2741 has 4 manufacturer part numbers on file: ST3M790D4-8 (Hi-Shear Corporation), ST3M790D4-8 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), ST3M790D4-8 (The Boeing Company Div Defense), ST3M790D4-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for ST3M790D4-8: Shank Diameter: 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Width Across Flats: 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Head Height: 0.135 INCHES MAXIMUM IN; Head Style: HEXAGON. 8 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.