The Nut,union, cataloged under National Stock Number 4730-01-061-0806, 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 Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-01-061-0806 |
| Primary Part Number | SMS-N4-1-20 |
| Item Name | Nut,union |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc |
| Status | CANCELLED |
| Material | STEEL OVERALL |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 12 |
| Shoulder Step Width | 0.210 INCHES NOMINAL IN |
| Shoulder Seat Diameter | 1.360 INCHES NOMINAL IN |
| Thread Series | UNF |
| Smallest Inside Diameter | 1.070 INCHES NOMINAL IN |
| Nominal Thread Size | 1.500 INCHES IN |
| Nut Height | 1.437 INCHES NOMINAL IN |
| Width Across Flats | 1.625 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Shoulder Width | 0.240 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 15353 | Todd Combustion Inc (USA) |
| SMS-N4-1-20 PRIMARY | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (USA) |
| D42042PC14 | Todd Combustion Inc (USA) |
| N-4-1-20 | Todd Shipyards Corp Houston Div (USA) |
| N4-1-20 PRIMARY | Todd Combustion Inc (USA) |
| N-4-1-80 | Todd Combustion Inc (USA) |
NSN 4730-01-061-0806 is a Nut,union, manufactured by Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-01-061-0806 has 6 cross-referenced part numbers: 15353 (Todd Combustion Inc), SMS-N4-1-20 (Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc), D42042PC14 (Todd Combustion Inc), N-4-1-20 (Todd Shipyards Corp Houston Div), N4-1-20 (Todd Combustion Inc) and 1 more.
There are 5 known substitutes for 4730-01-061-0806: 5841-00-090-6346, 5310-00-186-0964, 5136-00-228-1008 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for SMS-N4-1-20: Material: STEEL OVERALL; Thread Direction: RIGHT-HAND; Thread Quantity Per Inch: 12; Shoulder Step Width: 0.210 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-01-061-0806 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.