The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-00-278-8821, 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 Danfoss Power Solutions II, Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, 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 | 4730-00-278-8821 |
| Primary Part Number | 10-050110 |
| Item Name | Inverted Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Style Designator | INVERTED NUT, TUBE, COMPRESSION |
| Smallest Inside Diameter | 0.628 INCHES NOMINAL IN |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Screw Thread Series Designator | UNS |
| Thread Size | 7/8-18 |
| Thread Class | 2A A |
| Casehardening Indicator | NOT CASEHARDENED |
| Tube Outside Diameter for Which Designed | 0.625 INCHES NOMINAL IN |
| Fabrication Method | BAR STOCK, MACHINED |
| Thread Direction | RIGHT-HAND |
| Seat Radius | 0.438 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 10-050110 | Society of Automotive Engineers Inc (USA) |
| 10-050110 | Imperial (USA) |
| 1060-5-8 | Gea Westfalia Separator, Inc. Div Gea Westfalia Separator, Inc. (USA) |
| 1060-5-8 | Siversen Columbia Machine Works Inc (USA) |
| 125633 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 10-050110 | C-S Brass Mfg Co Inc (USA) |
| 10-050110 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 10-050110 | Dana Corp Weatherhead Div (USA) |
NSN 4730-00-278-8821 is a Inverted Nut,tube Coupling, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-278-8821 has 8 cross-referenced part numbers: 10-050110 (Society of Automotive Engineers Inc), 10-050110 (Imperial), 1060-5-8 (Gea Westfalia Separator, Inc. Div Gea Westfalia Separator, Inc.), 1060-5-8 (Siversen Columbia Machine Works Inc), 125633 (Army Weapons Command Attn Amswe-Ree-S) and 3 more.
There are 9 known substitutes for 4730-00-278-8821: 5940-00-220-9066, 6930-00-284-0559, 5310-00-285-8336 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10-050110: Style Designator: INVERTED NUT, TUBE, COMPRESSION; Smallest Inside Diameter: 0.628 INCHES NOMINAL IN; Width Across Flats: 1.000 INCHES NOMINAL IN; Material: COPPER ALLOY. 13 total characteristics are documented in the Federal Logistics Information System.