The Coupling,pipe, cataloged under National Stock Number 4730-00-203-8358, 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 22 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 | 4730-00-203-8358 |
| Primary Part Number | WWP521TYPE1 |
| Item Name | Coupling,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Nondefinitive Spec/std Data | 1 TYPE |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Material | IRON OVERALL |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Nominal Pipe Size Accommodated | 6.000 INCHES ALL ENDS IN |
| Material Document and Classification | ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Maximum Operating Temp | 260.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Style Designator | PLAIN W/ FLATED SIDES |
| Nominal Thread Size | 6.000 INCHES ALL ENDS IN |
| Material | IRON OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| Style Designator | PLAIN W/ FLATED SIDES |
| Nominal Overall Length | 4.750 INCHES IN |
| Nominal Thread Size | 6.000 INCHES ALL ENDS IN |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Nominal Overall Length | 4.750 INCHES IN |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Thread Series Designator | NPT ALL ENDS |
| Material Document and Classification | ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Nondefinitive Spec/std Data | 1 TYPE |
| Maximum Operating Temp | 65.6 FAHRENHEIT SECOND RESPONSE DEGF |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| WWP521TYPE1 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 4730-00-203-8358 is a Coupling,pipe, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-203-8358 has 1 cross-referenced part number: WWP521TYPE1 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 4730-00-203-8358: 4730-00-088-8576, 4730-00-231-2410, 4730-00-246-9188 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for WWP521TYPE1: Nondefinitive Spec/std Data: 1 TYPE; Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE; Material: IRON OVERALL; Special Features: GRUMMAN AEROSPACE A-10 AIRCRAFT. 24 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-203-8358 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.