The Rivet,blind, cataloged under National Stock Number 5320-01-014-5549, 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 22 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-014-5549 |
| Primary Part Number | PLT251-6-6 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Shank Diameter | 0.213 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Head Height | 0.113 INCHES MAXIMUM IN |
| Expansion Device | THREADED MANDREL |
| Surface Treatment Document and Classification | NAS672 ASSN STD SINGLE TREATMENT RESPONSE BODY |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| Surface Treatment Document and Classification | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE STEM |
| Material Document and Classification | AMS 5667 ASSN STD SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Head Style | HEXAGON |
| Grip Length | 0.345 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Surface Treatment | CADMIUM STEM |
| Surface Treatment | CADMIUM SLEEVE |
| Surface Treatment | CADMIUM BODY |
| Minimum Tensile Strength | 2100 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 6900 DOUBLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP H11 BODY |
| Material | NICKEL ALLOY X-750 SLEEVE |
| Material | STEEL COMP H11 STEM |
| 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 |
|---|---|
| PLT251-6-6 | Howmet Global Fastening Systems Inc (USA) |
| HS5449-06-06 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| HS5449-06-06 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| PLT251-6-6 | 3/2 Design control — primary reference U.S. Government activity |
| PLT251-6-6 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-014-5549 is a Rivet,blind, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-014-5549 has 2 manufacturer part numbers on file: PLT251-6-6 (Howmet Global Fastening Systems Inc), HS5449-06-06 (The Boeing Company).
Key specifications for PLT251-6-6: Shank Diameter: 0.213 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Width Across Flats: 0.312 INCHES NOMINAL IN; Head Height: 0.113 INCHES MAXIMUM IN. 22 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.