The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-863-9055, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-863-9055 |
| Primary Part Number | H14-4 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Quantity Per Inch | 28 |
| Thread Series | UNF |
| Bearing Surface Type | FLAT |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.219 INCHES NOMINAL IN |
| Thread Class | 3B |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| H14-4 | Tecnotec Sarl (FRA) |
| H14-4 | Boeing Distribution Services SAS (FRA) |
| H14-4 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| H14-4 | Klx Aerospace Solutions II SAS (FRA) |
| H14-4 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| H14-4 | Howmet Global Fastening Systems Inc. Div Microdot Products (USA) |
| 0000080500 | Safran Helicopter Engines (FRA) |
NSN 5310-00-863-9055 is a Nut,self-Locking,hexagon, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-863-9055 has 7 cross-referenced part numbers: H14-4 (Tecnotec Sarl), H14-4 (Boeing Distribution Services SAS), H14-4 (Leonardo Spa Helicopters Division - Production Site), H14-4 (Klx Aerospace Solutions II SAS), H14-4 (Howmet Global Fastening Systems Inc) and 2 more.
There are 4 known substitutes for 5310-00-863-9055: 5360-00-133-5714, 5999-00-195-9676, 5950-00-349-9869 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for H14-4: Width Across Flats: 0.312 INCHES NOMINAL IN; Nominal Thread Size: 0.250 INCHES IN; Thread Quantity Per Inch: 28; Thread Series: UNF. 12 total characteristics are documented in the Federal Logistics Information System.