The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-286-0003, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-286-0003 |
| Primary Part Number | 0444-276 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | CANCELLED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Height | 0.164 INCHES NOMINAL IN |
| Internal Drive Style | HEXAGON |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Length | 0.500 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 32 |
| Thread Class | 3A A |
| Head Diameter | 0.265 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Head Style | FLAT CHAMFER |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Width Across Flats | 0.125 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 0444-276 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| MS35461-2 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 4176110-4 | Raytheon Company Div Rmd Strategic (USA) |
| 4-00480-058 | Arma Div Ambac Industries Inc |
| 4176110-4 | Raytheon Company Dba Raytheon (USA) |
| 218400S8-8 | Kearfott Corporation Div Guidance and Navigation Division (USA) |
NSN 5305-00-286-0003 is a Screw,cap,socket Head, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-286-0003 has 6 cross-referenced part numbers: 0444-276 (Lockheed Martin Corporation Div Rms - Mitchel Field), MS35461-2 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 4176110-4 (Raytheon Company Div Rmd Strategic), 4-00480-058 (Arma Div Ambac Industries Inc), 4176110-4 (Raytheon Company Dba Raytheon) and 1 more.
There is 1 known substitute for 5305-00-286-0003: 5305-00-988-7602. Verify interchangeability with system specifications before substitution.
Key specifications for 0444-276: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Head Height: 0.164 INCHES NOMINAL IN; Internal Drive Style: HEXAGON; Surface Treatment: PASSIVATE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-286-0003 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.