The Packing Nut, cataloged under National Stock Number 4730-01-088-4484, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is The Walworth Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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 | 4730-01-088-4484 |
| Primary Part Number | 70030854 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Length to Shoulder | 0.532 INCHES NOMINAL IN |
| Screw Thread Location | EXTERNAL |
| Smallest Inside Diameter | 0.420 INCHES NOMINAL IN |
| Width Across Flats | 1.132 INCHES NOMINAL IN |
| Style Designator | HEXAGON, INTERNAL THREAD, SHOULDERED |
| Material | COPPER ALLOY |
| Thread Length | 0.532 INCHES NOMINAL IN |
| Screw Thread Series Designator | UN |
| Thread Size | 13/16-16 |
| Thread Class | 2B |
| Casehardening Indicator | NOT CASEHARDENED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 70030854 PRIMARY | The Walworth Company (USA) |
| 2620-902ASSYCF PC10 1/4IN | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| SS845-1889587ASSYCF PC10 1/4IN | Naval Ship Systems Command (USA) |
| SS845-1889587 | Naval Ship Systems Command (USA) |
NSN 4730-01-088-4484 is a Packing Nut, manufactured by The Walworth Company, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-088-4484 has 4 cross-referenced part numbers: 70030854 (The Walworth Company), 2620-902ASSYCF PC10 1/4IN (Electric Boat Corporation Div General Dynamics Electric Boat), SS845-1889587ASSYCF PC10 1/4IN (Naval Ship Systems Command), SS845-1889587 (Naval Ship Systems Command).
There are 12 known substitutes for 4730-01-088-4484: 4820-00-871-8935, 4820-01-043-3626, 4820-01-067-3653 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 70030854: Thread Direction: RIGHT-HAND; Length to Shoulder: 0.532 INCHES NOMINAL IN; Screw Thread Location: EXTERNAL; Smallest Inside Diameter: 0.420 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.