The Union,pipe, cataloged under National Stock Number 4730-00-240-1675, 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 Universal-Grabler Corp. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-240-1675 |
| Primary Part Number | PT18 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Universal-Grabler Corp |
| Status | CANCELLED |
| Material | IRON OR STEEL TAILPIECE |
| Material | IRON OR STEEL THREAD PIECE |
| Reducer Type | CONCENTRIC |
| Coupling Flange Shape | HEXAGON |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Surface Treatment Document and Classification | QQ-Z-325,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OR ASTM A153,CLASS A ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment | ZINC OVERALL |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Seat Type | GROUND-JOINT |
| Thread Series Designator | NPT ALL ENDS |
| Material | IRON OR STEEL NUT |
| Maximum Operating Temp | 450.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Material | COPPER ALLOY SEAT |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Maximum Operating Temp | 450.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Style Designator | SCREWED |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Material Document and Classification | QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR STM A675 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE TAILPIECE |
| Nominal Overall Length | 1.940 INCHES IN |
| Material Document and Classification | QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE THREAD PIECE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| PT18 | Universal-Grabler Corp (USA) |
| WWU531-14TA | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| PT1280 | Crane Co Div Valve Div (USA) |
| ASME B16.39 | The American Society of Mechanical Engineers (USA) |
NSN 4730-00-240-1675 is a Union,pipe, manufactured by Universal-Grabler Corp, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-240-1675 has 4 cross-referenced part numbers: PT18 (Universal-Grabler Corp), WWU531-14TA (Federal Specifications Promulgated by General Services Administration Washington DC), PT1280 (Crane Co Div Valve Div), ASME B16.39 (The American Society of Mechanical Engineers).
There are 12 known substitutes for 4730-00-240-1675: 6130-00-197-1990, 4730-00-240-1670, 4730-00-240-1671 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for PT18: Material: IRON OR STEEL TAILPIECE; Material: IRON OR STEEL THREAD PIECE; Reducer Type: CONCENTRIC; Coupling Flange Shape: HEXAGON. 24 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-240-1675 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.