The Screw Assembly,panel, cataloged under National Stock Number 5305-01-446-5087, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastener Technology Corp. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-446-5087 |
| Primary Part Number | FT1350-77 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastener Technology Corp |
| Status | ACTIVE |
| Head Height | 0.495 INCHES NOMINAL IN |
| Fastener Length | 1.305 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.020 INCHES NOMINAL AND 0.030 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE PRIMARY WASHER |
| Surface Treatment | PASSIVATE FASTENER |
| Surface Treatment | PASSIVATE STAND-OFF |
| Surface Treatment | PASSIVATE SPRING |
| Surface Treatment | ANODIZE HEAD |
| Surface Treatment | CADMIUM SECONDARY WASHER |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 304 STAND-OFF |
| Material | STEEL COMP 301 PRIMARY WASHER |
| Material | STEEL COMP 631 SPRING |
| Material | ALUMINUM ALLOY 6061 HEAD |
| Material | STEEL COMP 304 FASTENER |
| Material | STEEL SECONDARY WASHER |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.420 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 |
|---|---|
| FT1350-77 PRIMARY | Fastener Technology Corp (USA) |
| Reference | Meaning |
|---|---|
| 841580-77 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5305-01-446-5087 is a Screw Assembly,panel, manufactured by Fastener Technology Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-446-5087 has 1 manufacturer part number on file: FT1350-77 (Fastener Technology Corp).
Key specifications for FT1350-77: Head Height: 0.495 INCHES NOMINAL IN; Fastener Length: 1.305 INCHES NOMINAL IN; Material Accommodated Thickness: 0.020 INCHES NOMINAL AND 0.030 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.164 INCHES IN. 23 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.