The Rivet,blind, cataloged under National Stock Number 5320-01-359-4660, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-359-4660 |
| Primary Part Number | BL5170A-6-9 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.1970 INCHES MINIMUM AND 0.1990 INCHES MAXIMUM IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Features Provided | DRIVE NUT AND SELF-LOCKING |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.5320 INCHES MINIMUM AND 0.5940 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | IRON ALLOY 660 SLEEVE |
| Material | TITANIUM ALLOY UNS R56400 NUT |
| Material | TITANIUM ALLOY UNS R56400 BOLT |
| Head Major Diameter | 0.3780 INCHES MINIMUM AND 0.3850 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 |
|---|---|
| BL5170A-6-9 PRIMARY | Hi-Shear Corporation (USA) |
| BL5170A-6-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| PLT5170AA6-9 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| Reference | Meaning |
|---|---|
| 03A052V06-9 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| PLT5170AA6-9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-359-4660 is a Rivet,blind, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-359-4660 has 3 manufacturer part numbers on file: BL5170A-6-9 (Hi-Shear Corporation), BL5170A-6-9 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), PLT5170AA6-9 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products).
Key specifications for BL5170A-6-9: Shank Diameter: 0.1970 INCHES MINIMUM AND 0.1990 INCHES MAXIMUM IN; Expansion Device: SERRATED STEM-TYPE W; Features Provided: DRIVE NUT AND SELF-LOCKING; Head Style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER). 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.