The Rivet,blind, cataloged under National Stock Number 5320-01-284-3815, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is West Coast Aerospace, Inc.. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-284-3815 |
| Primary Part Number | VALA6B5F1-832-4 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | West Coast Aerospace, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN |
| Fastener Length | 0.620 INCHES NOMINAL IN |
| Expansion Device | THREADED SLEEVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5628 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Grip Length | 0.250 INCHES MAXIMUM IN |
| Shank Style | STRAIGHT |
| Surface Treatment | CADMIUM OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 431 OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.3898 INCHES MINIMUM AND 0.3948 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 |
|---|---|
| BN359-832-4 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BN359-832-4 | Hi-Shear Corporation (USA) |
| VALA6B5F1-832-4 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5122209-031-137 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-284-3815 is a Rivet,blind, manufactured by West Coast Aerospace, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-284-3815 has 3 manufacturer part numbers on file: BN359-832-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), BN359-832-4 (Hi-Shear Corporation), VALA6B5F1-832-4 (West Coast Aerospace, Inc.).
Key specifications for VALA6B5F1-832-4: Shank Diameter: 0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN; Fastener Length: 0.620 INCHES NOMINAL IN; Expansion Device: THREADED SLEEVE; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 17 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.