The Packing Nut, cataloged under National Stock Number 4730-00-274-3351, 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 Naval Ship Systems Command. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-274-3351 |
| Primary Part Number | LSD22S4601-877034PC288 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Casehardening Indicator | NOT CASEHARDENED |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Smallest Inside Diameter | 0.266 INCHES NOMINAL IN |
| Screw Thread Location | INTERNAL |
| Style Designator | HEXAGON, EXTERNAL THREAD, INVERTED FLARE |
| Width Across Flats | 1.125 INCHES NOMINAL IN |
| Material | STEEL COMP 303 |
| Screw Thread Series Designator | UNF |
| Seat Angle in Deg | 25.0 |
| Thread Direction | RIGHT-HAND |
| Thread Size | 1.000-14 |
| Thread Class | 3B |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| BB61S53-021PC389 | Naval Ship Systems Command (USA) |
| CVL48S5300-479021PC459 | Naval Ship Systems Command (USA) |
| BB57S53-019PC389 | Naval Ship Systems Command (USA) |
| CA68S5505-102ALT1PC608 | Naval Ship Systems Command (USA) |
| DD445S4601-253PC608 | Naval Ship Systems Command (USA) |
| CV9S5300-025PC459 | Naval Ship Systems Command (USA) |
| BB57S47-094PC659 | Naval Ship Systems Command (USA) |
| CV9S5300-136PC459 | Naval Ship Systems Command (USA) |
| LSD22S4601-877034PC288 PRIMARY | Naval Ship Systems Command (USA) |
| CV9S5300-023PC459 | Naval Ship Systems Command (USA) |
| 44BB01172PC659 PRIMARY | Naval Ship Systems Command (USA) |
| AD14S47-031PC220 | Naval Ship Systems Command (USA) |
| CA68S4504-41ALT5PC650 | Naval Ship Systems Command (USA) |
| CVL48S5501-478957ALT4PC650 | Naval Ship Systems Command (USA) |
| AD14S46-036PC220 | Naval Ship Systems Command (USA) |
| CM5S4601-023PC220 | Naval Ship Systems Command (USA) |
| BB57S46-021PC659 | Naval Ship Systems Command (USA) |
| BB61S53-02PC389 | Naval Ship Systems Command (USA) |
| CV41S5300-23PC45 | Naval Ship Systems Command (USA) |
| CVL48S4501-478929ALT5PC650 | Naval Ship Systems Command (USA) |
NSN 4730-00-274-3351 is a Packing Nut, manufactured by Naval Ship Systems Command, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-274-3351 has 50 cross-referenced part numbers: BB61S53-021PC389 (Naval Ship Systems Command), CVL48S5300-479021PC459 (Naval Ship Systems Command), BB57S53-019PC389 (Naval Ship Systems Command), CA68S5505-102ALT1PC608 (Naval Ship Systems Command), DD445S4601-253PC608 (Naval Ship Systems Command) and 45 more.
There are 9 known substitutes for 4730-00-274-3351: 4730-00-061-6910, 6105-00-082-1945, 5133-00-084-4348 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for LSD22S4601-877034PC288: Overall Length: 1.000 INCHES NOMINAL IN; Casehardening Indicator: NOT CASEHARDENED; Thread Length: 0.500 INCHES NOMINAL IN; Smallest Inside Diameter: 0.266 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.