The Elbow,pipe, cataloged under National Stock Number 4730-00-253-4421, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 26 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-253-4421 |
| Primary Part Number | WWP521TYPE2 |
| Item Name | Elbow,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Surface Treatment | ZINC OUTSIDE |
| Surface Treatment Document and Classification | MIL-Z-1787 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FOURTH RESPONSE LBS |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS |
| Thread Series Designator | NPT FIRST END |
| Material Document and Classification | ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Flow Angle | 90.0 DEGREES |
| Material | IRON OVERALL |
| Surface Treatment | ZINC INSIDE |
| Nondefinitive Spec/std Data | 2 TYPE |
| Maximum Operating Temp | 260.0 CELSIUS FIRST RESPONSE DEGC |
| Maximum Operating Temp | 65.6 CELSIUS SECOND RESPONSE DEGC |
| Nominal Pipe Size Accommodated | 3.000 INCHES SECOND END IN |
| Leg Length | 2.980 INCHES MINIMUM AND 3.180 INCHES MAXIMUM FIRST END IN |
| Nominal Pipe Size Accommodated | 3.000 INCHES FIRST END IN |
| Leg Length | 4.410 INCHES MINIMUM AND 4.610 INCHES MAXIMUM SECOND END IN |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Thread Size | 3.000 INCHES SECOND END IN |
| Nominal Thread Size | 3.000 INCHES FIRST END IN |
| Thread Series Designator | NPT SECOND END |
| Surface Treatment Document and Classification | MIL-Z-1787 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| WWP521TYPE2 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 4730-00-253-4421 is a Elbow,pipe, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-253-4421 has 1 cross-referenced part number: WWP521TYPE2 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 4730-00-253-4421: 4730-00-231-5654, 4730-00-231-5657, 4730-00-231-5661 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for WWP521TYPE2: Surface Treatment: ZINC OUTSIDE; Surface Treatment Document and Classification: MIL-Z-1787 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE; Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE; Operating Pressure: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FOURTH RESPONSE LBS. 26 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-253-4421 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.