The Rivet,blind, cataloged under National Stock Number 5320-01-305-0150, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Satair A/s. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-305-0150 |
| Primary Part Number | BL5231-5-1 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Satair A/s |
| Status | ACTIVE |
| Shank Diameter | 0.178 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Lubrication | DRY FILM OR PARAFFIN WAX OR CETYL ALCOHOL |
| Width Across Flats | 0.277 INCHES MINIMUM AND 0.283 INCHES MAXIMUM IN |
| Head Height | 0.096 INCHES MAXIMUM IN |
| Expansion Device | BREAK STEM |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE BOLT |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE AND QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE SLEEVE |
| Material Document and Classification | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE BOLT |
| Material Document and Classification | ASTM A582 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5639 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5641 ASSN STD 3RD MATERIAL RESPONSE SLEEVE |
| Features Provided | DRIVE NUT |
| Head Style | HEXAGON |
| Specification/standard Data | 80205-NAS1755 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.031 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Surface Treatment | ANODIZE NUT |
| Surface Treatment | CADMIUM AND CHROMATE BOLT |
| Surface Treatment | PASSIVATE AND CADMIUM OR PASSIVATE AND CADMIUM AND CHROMATE SLEEVE |
| Material | STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 303SE SLEEVE |
| Material | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 4130 BOLT |
| Material | ALUMINUM ALLOY 7075 NUT |
| 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 |
|---|---|
| BL5231-5-1 | Satair A/s (DNK) |
| BL5231-5-1 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BL5231-5-1 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| PLT5231-5-1 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1755-08DL1 | 3/2 Design control — primary reference U.S. Government activity |
| PLT5231-5-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-305-0150 is a Rivet,blind, manufactured by Satair A/s, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-305-0150 has 3 manufacturer part numbers on file: BL5231-5-1 (Satair A/s), BL5231-5-1 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), BL5231-5-1 (Hi-Shear Corporation).
Key specifications for BL5231-5-1: Shank Diameter: 0.178 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN; Lubrication: DRY FILM OR PARAFFIN WAX OR CETYL ALCOHOL; Width Across Flats: 0.277 INCHES MINIMUM AND 0.283 INCHES MAXIMUM IN; Head Height: 0.096 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.