The Rivet,solid, cataloged under National Stock Number 5320-01-541-0359, 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 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-541-0359 |
| Primary Part Number | 3M1321E8-4 |
| Item Name | Rivet,solid |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.250 INCHES NOMINAL IN |
| Fastener Length | 0.250 INCHES NOMINAL IN |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Shank Style | STRAIGHT W/RADIUS CHAMFERED TIP |
| Countersink Angle | 120.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Head Major Diameter | 0.358 INCHES NOMINAL 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 |
|---|---|
| 3M1321E8-4 PRIMARY | The Boeing Company Div Defense (USA) |
| BRFZ8E4A | Allfast Fastening Systems, Llc (USA) |
NSN 5320-01-541-0359 is a Rivet,solid, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-541-0359 has 2 manufacturer part numbers on file: 3M1321E8-4 (The Boeing Company Div Defense), BRFZ8E4A (Allfast Fastening Systems, Llc).
Key specifications for 3M1321E8-4: Shank Diameter: 0.250 INCHES NOMINAL IN; Fastener Length: 0.250 INCHES NOMINAL IN; Head Style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER); Shank Style: STRAIGHT W/RADIUS CHAMFERED TIP. 7 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.