The Rivet,blind, cataloged under National Stock Number 5320-01-291-0191, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-291-0191 |
| Primary Part Number | PLT5220-8-8 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Shank Diameter | 0.2580 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN |
| Lubrication | DRY FILM |
| Width Across Flats | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Head Height | 0.084 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Expansion Device | THREADED STEM |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM BOLT |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM NUT |
| Material Document and Classification | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | DRIVE NUT |
| Head Style | HEXAGON |
| Grip Length | 0.470 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Surface Treatment | PASSIVATE OVERALL |
| Material | IRON ALLOY 660 OVERALL |
| 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 |
|---|---|
| PLT5220-8-8 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| NAS1671-4DL8 | 3/2 Design control — primary reference U.S. Government activity |
| PLT5220-8-8 | 5/2 Secondary reference U.S. Government activity |
| 5320012910191 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| NAS1671-04DL8 | 5/9 Secondary reference U.S. Government activity |
| PLT5220-8-8 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-291-0191 is a Rivet,blind, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-291-0191 has 1 manufacturer part number on file: PLT5220-8-8 (Howmet Global Fastening Systems Inc).
Key specifications for PLT5220-8-8: Shank Diameter: 0.2580 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN; Lubrication: DRY FILM; Width Across Flats: 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Head Height: 0.084 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN. 15 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.