The Rivet,blind, cataloged under National Stock Number 5320-01-644-6436, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Voi-Shan Products. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-644-6436 |
| Primary Part Number | 3M1121-08-5 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Shank Diameter | 0.1675 INCHES MINIMUM AND 0.1680 INCHES MAXIMUM IN |
| Lubrication | DRY FILM OR CETYL ALCOHOL OR PARAFFIN WAX |
| Width Across Flats | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Head Height | 0.282 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN |
| Expansion Device | THREADED STEM |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS4928 OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | HEXAGON |
| Grip Length | 0.282 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Material | TITANIUM ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| PLT1087-5-5 | David and Dash (USA) |
| 3M1121-08-5 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| 3M1121-08-5 | The Boeing Company Div Defense (USA) |
| PLT1087-5-5 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| Reference | Meaning |
|---|---|
| 3M1121-08-5 | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc. Div Aerospace - Torrance |
| PLT1087-5-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-644-6436 is a Rivet,blind, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-644-6436 has 4 manufacturer part numbers on file: PLT1087-5-5 (David and Dash), 3M1121-08-5 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), 3M1121-08-5 (The Boeing Company Div Defense), PLT1087-5-5 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products).
Key specifications for 3M1121-08-5: Shank Diameter: 0.1675 INCHES MINIMUM AND 0.1680 INCHES MAXIMUM IN; Lubrication: DRY FILM OR CETYL ALCOHOL OR PARAFFIN WAX; Width Across Flats: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Head Height: 0.282 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN. 11 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.