The Rivet,blind, cataloged under National Stock Number 5320-01-238-7253, 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 20 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-238-7253 |
| Primary Part Number | BN360-420-3 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Expansion Device | EXPANDER |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPANDER |
| Heat Treatment | ANNEALED SLEEVE |
| Material Document and Classification | AMS 5628 ASSN STD SINGLE MATERIAL RESPONSE EXPANDER |
| Material Document and Classification | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A493 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A493 ASSN STD 3RD MATERIAL RESPONSE SLEEVE |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.188 INCHES NOMINAL IN |
| Shank Style | BLIND RIVET, NUT AND BOLT (ASSEMBLY) |
| Surface Treatment | CADMIUM EXPANDER |
| Countersink Angle | 98.0 DEGREES MINIMUM AND 102.0 DEGREES MAXIMUM |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 431 EXPANDER |
| Material | STEEL COMP 305 OR STEEL COMP 302 OR STEEL COMP XM-7 SLEEVE |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.450 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 |
|---|---|
| BN360-420-3 PRIMARY | Hi-Shear Corporation (USA) |
| BN360-420-3 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BN360-420-3 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| BN360-420-3 304ACRES HIGH SHEAR | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
| ST25D31-30-3 | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rotary and Mission Systems |
| QQS763.025-20UNC-3B C0ND A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| BN360-420-3 304 CRES HIGH SHEAR | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| QQS763 .025-20U NC-3B C0ND A | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5320-01-238-7253 is a Rivet,blind, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-238-7253 has 3 manufacturer part numbers on file: BN360-420-3 (Hi-Shear Corporation), BN360-420-3 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), BN360-420-3 (West Coast Aerospace, Inc.).
Key specifications for BN360-420-3: Shank Diameter: 0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Expansion Device: EXPANDER; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPANDER; Heat Treatment: ANNEALED SLEEVE. 20 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.