The Thread Piece,union, cataloged under National Stock Number 4730-01-212-2689, 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 Ametek Inc. Government technical data includes 11 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-212-2689 |
| Primary Part Number | T-135 |
| Item Name | Thread Piece,union |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Ametek Inc |
| Status | ACTIVE |
| Screw Thread Series Designator | NPT |
| End Connection Type | THREADED |
| Screw Thread Location | INTERNAL |
| Seat Type | GASKET |
| Union End Thread Direction | RIGHT-HAND |
| Union End Screw Thread Series Designator | UNEF |
| Material | STEEL CORROSION RESISTING |
| Union End Thread Size | 0.938-20 |
| Thread Direction | RIGHT-HAND |
| Nominal Pipe Size Designation | 0.500 INCHES IN |
| Thread Size | 0.500-14 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| T-135 PRIMARY | Ametek Inc (USA) |
NSN 4730-01-212-2689 is a Thread Piece,union, manufactured by Ametek Inc, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-212-2689 has 1 cross-referenced part number: T-135 (Ametek Inc).
There are 3 known substitutes for 4730-01-212-2689: 5315-00-538-1195, 4820-00-540-1068, 3110-01-383-0469. Verify interchangeability with system specifications before substitution.
Key specifications for T-135: Screw Thread Series Designator: NPT; End Connection Type: THREADED; Screw Thread Location: INTERNAL; Seat Type: GASKET. 12 total characteristics are documented in the Federal Logistics Information System.