The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-244-8888, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-244-8888 |
| Primary Part Number | MIL-S-1222G TY1 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Head Style | HEXAGON |
| Head Height | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Length | 1.750 INCHES NOMINAL IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-Z-325 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. |
| Surface Treatment | ZINC OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Width Between Flats | 1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 10 |
| Thread Direction | RIGHT-HAND |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-S-1222G TY1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 214-4364090ITEM275 | Naval Ship Systems Command (USA) |
| 3/4-10UNC-2AX1-3/4 LG | Naval Inventory Control Point Mechanicsburg (USA) |
| 501-4364087ITEM2 | Naval Ship Systems Command (USA) |
NSN 5305-01-244-8888 is a Screw,cap,hexagon Head, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-244-8888 has 4 cross-referenced part numbers: MIL-S-1222G TY1 (Naval Inventory Control Point Mechanicsburg), 214-4364090ITEM275 (Naval Ship Systems Command), 3/4-10UNC-2AX1-3/4 LG (Naval Inventory Control Point Mechanicsburg), 501-4364087ITEM2 (Naval Ship Systems Command).
There are 12 known substitutes for 5305-01-244-8888: 5305-01-244-6543, 5310-01-244-6546, 5310-01-244-6547 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-S-1222G TY1: Head Style: HEXAGON; Head Height: 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN; Thread Class: 2A A; Thread Length: 1.750 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.