The Packing Nut, cataloged under National Stock Number 4730-00-453-9921, 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 C & H Machine Inc Dba Support Equipment Inc.. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-453-9921 |
| Primary Part Number | 2-1013 |
| Item Name | Packing Nut |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | C & H Machine Inc Dba Support Equipment Inc. |
| Status | ACTIVE |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Hole Diameter | 0.257 INCHES NOMINAL IN |
| Major Unthreaded Outside Diameter | 2.000 INCHES NOMINAL IN |
| Smallest Inside Diameter | 0.755 INCHES NOMINAL IN |
| Screw Thread Location | EXTERNAL |
| Style Designator | ROUND, EXTERNAL THREAD, INVERTED FLARE |
| Material | ALUMINUM ALLOY 6061 |
| Thread Size | 2-1/4IN-12 IN |
| Thread Direction | RIGHT-HAND |
| Casehardening Indicator | NOT CASEHARDENED |
| Hole or Slot Quantity | 4 |
| Seat Angle in Deg | 90.0 |
| Screw Thread Series Designator | UN |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2-1013 PRIMARY | C & H Machine Inc Dba Support Equipment Inc. (USA) |
NSN 4730-00-453-9921 is a Packing Nut, manufactured by C & H Machine Inc Dba Support Equipment Inc., classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-453-9921 has 1 cross-referenced part number: 2-1013 (C & H Machine Inc Dba Support Equipment Inc.).
There are 12 known substitutes for 4730-00-453-9921: 4820-00-146-4111, 5310-00-186-0968, 6210-00-225-2692 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2-1013: Thread Length: 0.375 INCHES NOMINAL IN; Hole Diameter: 0.257 INCHES NOMINAL IN; Major Unthreaded Outside Diameter: 2.000 INCHES NOMINAL IN; Smallest Inside Diameter: 0.755 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.