The Screw,machine, cataloged under National Stock Number 5305-00-637-6631, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 5305-00-637-6631 |
| Primary Part Number | 853003 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament |
| Status | CANCELLED |
| Thread Class | 2A A |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Head Diameter | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM OR ZINC |
| Screw Material | STEEL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Internal Drive Style | SLOT |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Head Height | 0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN |
| Thread Series Designator | UNF |
| Nondefinitive Spec/std Data | 1 TYPE AND 9S STYLE |
| Head Style | PAN NO. 2 |
| Thread Quantity Per Inch | 28 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 853003 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA) |
| FFS92TYPE1STYLE9S | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS35226-79 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5305-00-637-6631 is a Screw,machine, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-637-6631 has 3 cross-referenced part numbers: 853003 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament), FFS92TYPE1STYLE9S (Federal Specifications Promulgated by General Services Administration Washington DC), MS35226-79 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There is 1 known substitute for 5305-00-637-6631: 4820-01-142-7905. Verify interchangeability with system specifications before substitution.
Key specifications for 853003: Thread Class: 2A A; Thread Length: 0.500 INCHES NOMINAL IN; Head Diameter: 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM OR ZINC. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-637-6631 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.