The Rivet,blind, cataloged under National Stock Number 5320-01-620-4732, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-620-4732 |
| Primary Part Number | 3M1139-3-400 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.2260 INCHES MINIMUM AND 0.2275 INCHES MAXIMUM IN |
| Head Height | 0.077 INCHES NOMINAL IN |
| Material Document and Classification | 23-129 MFR REF SINGLE MATERIAL RESPONSE BOLT |
| Material Document and Classification | 23-129 MFR REF SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | 23-129 MFR REF SINGLE MATERIAL RESPONSE SLEEVE |
| Head Style | COUNTERSUNK W/PROTRUDING STUD |
| Grip Length | 0.350 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN |
| Shank Style | TUBULAR |
| Surface Treatment | PASSIVATE BOLT |
| Surface Treatment | PASSIVATE SLEEVE |
| Material | STEEL COMP 304 SLEEVE |
| Material | STEEL CORROSION RESISTING BOLT |
| Material | TITANIUM ALLOY NUT |
| Head Major Diameter | 0.373 INCHES MAXIMUM IN |
| 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 |
|---|---|
| MBF2012-7-400 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| 3M1139-3-400 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| MBF2012-7-400 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-620-4732 is a Rivet,blind, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-620-4732 has 2 manufacturer part numbers on file: MBF2012-7-400 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), 3M1139-3-400 (The Boeing Company Div Defense).
Key specifications for 3M1139-3-400: Shank Diameter: 0.2260 INCHES MINIMUM AND 0.2275 INCHES MAXIMUM IN; Head Height: 0.077 INCHES NOMINAL IN; Material Document and Classification: 23-129 MFR REF SINGLE MATERIAL RESPONSE BOLT; Material Document and Classification: 23-129 MFR REF SINGLE MATERIAL RESPONSE NUT. 14 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.