The Rivet,blind, cataloged under National Stock Number 5320-01-305-4155, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Wesco Aircraft Hardware Corp. Dba Incora. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-305-4155 |
| Primary Part Number | NAS1671-4DL3 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Wesco Aircraft Hardware Corp. Dba Incora |
| Status | ACTIVE |
| Shank Diameter | 0.2580 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN |
| Width Across Flats | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Head Height | 0.135 INCHES MAXIMUM IN |
| Expansion Device | BREAK STEM |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| 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 |
| Specification/standard Data | 80205-NAS1671 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.157 INCHES MINIMUM AND 0.219 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 |
|---|---|
| NAS1671-4DL3 | Wesco Aircraft Hardware Corp. Dba Incora (USA) |
| PLT5220-8-3 | Howmet Global Fastening Systems Inc (USA) |
| BL5220-8-3 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| PLT5220-8-3 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| BL5220-8-3 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| PLT5220-8-3 | 5/2 Secondary reference U.S. Government activity |
| PLT5220-8-3 | 5/9 Secondary reference U.S. Government activity |
| NAS1671-4DL3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-305-4155 is a Rivet,blind, manufactured by Wesco Aircraft Hardware Corp. Dba Incora, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-305-4155 has 5 manufacturer part numbers on file: NAS1671-4DL3 (Wesco Aircraft Hardware Corp. Dba Incora), PLT5220-8-3 (Howmet Global Fastening Systems Inc), BL5220-8-3 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), PLT5220-8-3 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), BL5220-8-3 (Hi-Shear Corporation).
Key specifications for NAS1671-4DL3: Shank Diameter: 0.2580 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN; Width Across Flats: 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Head Height: 0.135 INCHES MAXIMUM IN; Expansion Device: BREAK STEM. 13 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.