The Screw,machine, cataloged under National Stock Number 5305-01-503-6312, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Crane Carrier Company, Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-503-6312 |
| Primary Part Number | 276-1 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Crane Carrier Company, Llc |
| Status | ACTIVE |
| Thread Quantity Per Inch | 20 |
| Thread Length | 1.250 INCHES NOMINAL IN |
| Head Height | 0.138 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN |
| Screw Material | STEEL |
| Screw Surface Treatment | ZINC |
| Internal Drive Style | CROSS RECESS TYPE II |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Head Diameter | 0.488 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-01-503-6312 is a Screw,machine, manufactured by Crane Carrier Company, Llc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-503-6312 has 2 cross-referenced part numbers: 276-1 (Crane Carrier Company, Llc), 310-0052 (Crane Carrier Company, Llc).
There are 10 known substitutes for 5305-01-503-6312: 6250-00-270-4232, 5330-00-447-6104, 5940-00-615-6458 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 276-1: Thread Quantity Per Inch: 20; Thread Length: 1.250 INCHES NOMINAL IN; Head Height: 0.138 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN; Screw Material: STEEL. 14 total characteristics are documented in the Federal Logistics Information System.