The Nut,self-Locking,double Hexagon, cataloged under National Stock Number 5310-00-818-9933, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-818-9933 |
| Primary Part Number | H22-5 |
| Item Name | Nut,self-Locking,double Hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Thread Series | UNF |
| Nominal Thread Size | 0.312 INCHES IN |
| Nut Height | 0.328 INCHES NOMINAL IN |
| Thread Class | 3B |
| Width Across Flats | 0.362 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Nut Style | DOUBLE HEXAGON |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Temp Rating | 550.0 FAHRENHEIT NOMINAL DEGF |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 24 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| H22-5 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
NSN 5310-00-818-9933 is a Nut,self-Locking,double Hexagon, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-818-9933 has 1 cross-referenced part number: H22-5 (Howmet Global Fastening Systems Inc).
There are 6 known substitutes for 5310-00-818-9933: 3020-00-006-7462, 3110-00-040-9778, 4920-00-176-8339 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for H22-5: Material: STEEL OVERALL; Surface Treatment: CADMIUM OVERALL; Thread Series: UNF; Nominal Thread Size: 0.312 INCHES IN. 12 total characteristics are documented in the Federal Logistics Information System.