The Screw,machine, cataloged under National Stock Number 5305-00-726-1142, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hi-Shear Corporation. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-726-1142 |
| Primary Part Number | HT5UA8 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Thread Quantity Per Inch | 24 |
| Thread Length | 0.531 INCHES MINIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | UNF |
| Head Diameter | 0.628 INCHES MINIMUM AND 0.633 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM |
| Thread Class | 3A A |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT COUNTERSUNK UNDERCUT |
| Head Height | 0.087 INCHES MINIMUM AND 0.089 INCHES MAXIMUM IN |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Fastener Length | 1.031 INCHES NOMINAL IN |
| Screw Material | STEEL |
| Internal Drive Style | HIGH-TORQUE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| HT5UA8 | Satair A/s (DNK) |
| HT5UA8 PRIMARY | Hi-Shear Corporation (USA) |
| 54266-8 | Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA) |
| HT5UA8 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HT403A5-8 PRIMARY | Howmet Global Fastening Systems Inc Div Torrance Operations (USA) |
| HT403A5-8 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 54266-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M47-5-8 | The Boeing Company Div Defense (USA) |
| HT5UA8 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| HT403A5-8 | Howmet Global Fastening Systems Inc (USA) |
NSN 5305-00-726-1142 is a Screw,machine, manufactured by Hi-Shear Corporation, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-726-1142 has 10 cross-referenced part numbers: HT5UA8 (Satair A/s), HT5UA8 (Hi-Shear Corporation), 54266-8 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana), HT5UA8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HT403A5-8 (Howmet Global Fastening Systems Inc Div Torrance Operations) and 5 more.
There is 1 known substitute for 5305-00-726-1142: 6750-00-988-0557. Verify interchangeability with system specifications before substitution.
Key specifications for HT5UA8: Thread Quantity Per Inch: 24; Thread Length: 0.531 INCHES MINIMUM IN; Thread Direction: RIGHT-HAND; Thread Series Designator: UNF. 14 total characteristics are documented in the Federal Logistics Information System.