PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WWP460CLASSATee,pipe

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 4730-00-256-9267 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-256-9267 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-256-9267. Primary manufacturer part number: WWP460CLASSA.
Features
  • Tee,pipe — FSC 4730
  • Nondefinitive Spec/std Data: 125 CLASS AND 1 TYPE
  • Nominal Thread Size: 0.750 INCHES FIRST END IN
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Thread Series Designator: NPT ALL ENDS
  • Material: COPPER ALLOY OVERALL
  • Maximum Operating Temp: 207.7 CELSIUS FIRST RESPONSE DEGC
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Tee,pipe, cataloged under National Stock Number 4730-00-256-9267, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-256-9267
Primary Part NumberWWP460CLASSA
Item NameTee,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Nondefinitive Spec/std Data125 CLASS AND 1 TYPE
Nominal Thread Size0.750 INCHES FIRST END IN
Connection StylePLAIN (PIPE) ALL ENDS
Thread Series DesignatorNPT ALL ENDS
MaterialCOPPER ALLOY OVERALL
Maximum Operating Temp207.7 CELSIUS FIRST RESPONSE DEGC
Nominal Thread Size0.750 INCHES SECOND END IN
Nominal Thread Size0.500 INCHES THIRD END IN
Leg Length1.110 INCHES NOMINAL THIRD END IN
Operating Pressure175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Maximum Operating Temp65.6 CELSIUS SECOND RESPONSE DEGC
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Media for Which DesignedSTEAM FIRST RESPONSE
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Leg Length1.080 INCHES NOMINAL SECOND END IN
Leg Length1.080 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-053-0266 INTERCHANGEABLE
Elbow,pipe
5360-00-083-424419846 INTERCHANGEABLE
Spring,helical,compression
Moog Inc
3110-00-109-1179 INTERCHANGEABLE
Bearing,ball,annular
4730-00-187-7648 INTERCHANGEABLE
Coupling,pipe
4730-00-189-3042 INTERCHANGEABLE
Reducer,pipe
4730-00-189-3044 INTERCHANGEABLE
Reducer,pipe
4730-00-203-8350 INTERCHANGEABLE
Coupling,pipe
4730-00-231-2386 INTERCHANGEABLE
Cap,pipe
4730-00-231-2400 INTERCHANGEABLE
Cap,pipe
4730-00-231-2407 INTERCHANGEABLE
Cap,pipe
Cross-Reference Index
Part NumberManufacturer
WWP460CLASSA Federal Specifications Promulgated by General Services Administration Washington DC (USA)
WWP460 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
19846 Tyco Fire Products Lp (USA)
Related Parts
4730-00-053-0266INTERCHANGEABLE
ELBOW,PIPE
5360-00-083-4244INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
19846
3110-00-109-1179INTERCHANGEABLE
BEARING,BALL,ANNULAR
4730-00-187-7648INTERCHANGEABLE
COUPLING,PIPE
4730-00-189-3042INTERCHANGEABLE
REDUCER,PIPE
4730-00-189-3044INTERCHANGEABLE
REDUCER,PIPE
4730-00-203-8350INTERCHANGEABLE
COUPLING,PIPE
4730-00-231-2386INTERCHANGEABLE
CAP,PIPE
4730-00-231-2400INTERCHANGEABLE
CAP,PIPE
4730-00-231-2407INTERCHANGEABLE
CAP,PIPE
4730-00-249-2065INTERCHANGEABLE
TEE,PIPE
4730-00-249-3875INTERCHANGEABLE
ELBOW,PIPE

Frequently Asked Questions

What is NSN 4730-00-256-9267?

NSN 4730-00-256-9267 is a Tee,pipe, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-256-9267?

NSN 4730-00-256-9267 has 3 cross-referenced part numbers: WWP460CLASSA (Federal Specifications Promulgated by General Services Administration Washington DC), WWP460 (Federal Specifications Promulgated by General Services Administration Washington DC), 19846 (Tyco Fire Products Lp).

What NSN replaces 4730-00-256-9267?

There are 12 known substitutes for 4730-00-256-9267: 4730-00-053-0266, 5360-00-083-4244, 3110-00-109-1179 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WWP460CLASSA?

Key specifications for WWP460CLASSA: Nondefinitive Spec/std Data: 125 CLASS AND 1 TYPE; Nominal Thread Size: 0.750 INCHES FIRST END IN; Connection Style: PLAIN (PIPE) ALL ENDS; Thread Series Designator: NPT ALL ENDS. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-256-9267 still in active supply?

NSN 4730-00-256-9267 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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