The Screw Assembly,panel, cataloged under National Stock Number 5305-01-284-5266, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 24 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-284-5266 |
| Primary Part Number | FRBWW7500-6-A-4 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Head Height | 0.385 INCHES NOMINAL IN |
| Fastener Length | 0.405 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE THREADS |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE AND MIL-A-8625 TY1 CL 1 MIL SPEC 2ND TREATMENT RESPONSE AND QQ-P-416 TY2 CL2 FED SPEC 3RD TREATMENT RESPONSE AND QQ-P-416 TY2 CL2 FED SPEC 4TH TREATMENT RESPONSE STAND-OFF |
| Material Accommodated Thickness | 0.020 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN |
| Thread Length | 0.405 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A-493 ASSN STD SINGLE MATERIAL RESPONSE THREADS |
| Material Document and Classification | QQ-A-225/8 FED SPEC 1ST MATERIAL RESPONSE AND MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE AND AISI ASSN STD 3RD MATERIAL RESPONSE STAND-OFF |
| Material Document and Classification | QQ-W-423 FORM I COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE THREADS |
| Surface Treatment | PASSIVATE SPRING |
| Surface Treatment | PASSIVATE AND ANODIZE AND CADMIUM AND CHROMATE STAND-OFF |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 302 SPRING |
| Material | ALUMINUM ALLOY 6061 AND STEEL COMP 301 OR STEEL COMP 1050 STAND-OFF |
| Material | STEEL COMP 303 THREADS |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.356 INCHES NOMINAL 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 |
|---|---|
| FRBWW7500-6-A-4 PRIMARY | Huck International, Inc (USA) |
| FT1200-6-1-4 PRIMARY | Fastener Technology Corp (USA) |
| Reference | Meaning |
|---|---|
| 482148-36 | 7/2 Vendor item drawing reference Raytheon Company Dba Raytheon Co |
| 482148-36 | 5/9 Secondary reference Raytheon Company Div Corp |
| FRBWW7500-6-A-4 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-284-5266 is a Screw Assembly,panel, manufactured by Huck International, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-284-5266 has 2 manufacturer part numbers on file: FRBWW7500-6-A-4 (Huck International, Inc), FT1200-6-1-4 (Fastener Technology Corp).
Key specifications for FRBWW7500-6-A-4: Head Height: 0.385 INCHES NOMINAL IN; Fastener Length: 0.405 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE THREADS; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING. 24 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.