The Rivet,blind, cataloged under National Stock Number 5320-01-475-8637, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Voi-Shan Products. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-475-8637 |
| Primary Part Number | MBF2012-12-1000 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Shank Diameter | 0.3725 INCHES MINIMUM AND 0.3740 INCHES MAXIMUM IN |
| Expansion Device | THREADED STEM |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.950 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Surface Treatment | PASSIVATE BOLT |
| Surface Treatment | PASSIVATE SLEEVE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | STEEL COMP 304 SLEEVE |
| Material | TITANIUM ALLOY UNS R56400 NUT |
| Head Major Diameter | 0.752 INCHES MINIMUM AND 0.762 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 |
|---|---|
| MBF2012-12-1000 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| 3M1067-6-1000 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| MBF2012-12-1000 | 3/2 Design control — primary reference U.S. Government activity |
| MBF2012-12-1000 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-475-8637 is a Rivet,blind, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-475-8637 has 2 manufacturer part numbers on file: MBF2012-12-1000 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), 3M1067-6-1000 (The Boeing Company Div Defense).
Key specifications for MBF2012-12-1000: Shank Diameter: 0.3725 INCHES MINIMUM AND 0.3740 INCHES MAXIMUM IN; Expansion Device: THREADED STEM; Head Style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER); Grip Length: 0.950 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN. 11 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.