The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-973-0721, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-973-0721 |
| Primary Part Number | 30FK1018 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | CANCELLED |
| Nut Height | 0.399 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Material | STEEL OVERALL |
| Bearing Surface Finish | 125.0 MICROINCHES |
| Bearing Surface Type | CHAMFERED |
| Nominal Thread Size | 0.625 INCHES IN |
| Thread Quantity Per Inch | 18 |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Width Across Flats | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Lubrication | SOLUBLE LUBRICANT |
| Thread Class | 3B |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5310-00-973-0721 is a Nut,self-Locking,hexagon, manufactured by Falls Filtration Technologies, Inc., classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-973-0721 has 2 cross-referenced part numbers: 30FK-1018 (Zf Industrieantriebe Witten Gmbh), 30FK1018 (Falls Filtration Technologies, Inc.).
There are 3 known substitutes for 5310-00-973-0721: 5310-01-252-3098, 5310-01-386-0735, 5310-01-539-3237. Verify interchangeability with system specifications before substitution.
Key specifications for 30FK1018: Nut Height: 0.399 INCHES MAXIMUM IN; Locking Feature: PREVAILING TORQUE ALL METAL DESIGN; Material: STEEL OVERALL; Bearing Surface Finish: 125.0 MICROINCHES. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-973-0721 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.