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Cross Reference

These part numbers have the same form, fit, and function as wwu531-18ta
Item Number Cage
694 82666
ASMEB16.39-18-T-A 05047
PT18 73854
FIG463-2INCH 19243
10522-4 90598
1280 14959
WWU531-18TA 81348

Technical Definition

Union, Pipe, also referenced with federal logistics item name code 03785 - A straight pipe fitting designed to join two lengths of pipe or pipe fittings in such a manner that they may be disconnected without disturbing the rest of the pipe line. the end connections have pipe threads or are unthreaded and designed to accommodate a pipe.

Q & A

Part number WWU53118TA
What are the historical prices for part number WWU531-18TA?
No pre-dated pricing for this NSN could be found.
Does this part number WWU531-18TA have a shelf life?
No. There is no shelf life applicable for this part.
Does this part number WWU531-18TA require Demilitarization?
Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9).
Is part number WWU531-18TA ITAR controlled?
No. This item is not ITAR Controlled.
What is the NSN for part number WWU531-18TA?
4730-00-240-1679
Who are the manufacturers of WWU531-18TA and NSN 4730-00-240-1679?
  • Stockham Valves And Fittings Inc (CAGE 82666)
  • American Society Of Mechanical (CAGE 05047)
  • Universal-grabler Corp (CAGE 73854)
  • Itt Fluid Technology Corp (CAGE 19243)
  • Engineered Air Systems Inc. (CAGE 90598)
  • Crane Co (CAGE 14959)
  • Federal Specifications (CAGE 81348)

WWU531-18TA

Description: Pipe Union
Part Number WWU531-18TA WWU531 18TA

Specification

Thread Size: 2-1/64", copper alloy seat

ACSG Seat Type
Ground joint
ACSP Reducer Type
Concentric
AEHZ Maximum Operating Temp
450.0 deg fahrenheit 2nd response
AEHZ Maximum Operating Temp
450.0 deg fahrenheit 1st response
AHNC Connection Style
Plain (pipe) all ends
AWLS Connection Type
Threaded internal pipe all ends
CQGM Maximum Operating Pressure
150.0 pounds per square inch 1st response
CQGM Maximum Operating Pressure
300.0 pounds per square inch 2nd response
CQJX Nominal Thread Size
2.000 inches all ends
CQNM Coupling Flange Shape
Hexagon
CWFR Nominal Overall Length
2.750 inches
MATT Material
Copper alloy seat
MATT Material
Iron or steel thread piece
MDCL Material Spec
Qq-i--666 fed spec 1st material response nut or astm a47 assn std 1st material response nut or astm a197 assn std 1st material response nut or ansi g49.1 assn std 1st material response nut or astm a576 assn std 2nd material response nut or astm a675 assn std 2nd material response nut
MDCL Material Spec
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 castm a576 assn std 1st material response or castm a675 assn std 1st material response thread piece
MEDA Media For Which Designed
Steam 1st response
MEDA Media For Which Designed
Water-oil-gas 2nd response
SFTT Surface Treatment
Zinc
STDC Surface Treatment Spec
Qq-z-325,type 2,class 1 fed spec single treatment response or aastm a153,class a assn std 1st treatment response
STDC Surface Treatment Spec
Qq-z-325,type 2,class 1 fed spec single treatment response or aastm a153,class a assn std 1st treatment response
STYL Style Designator
Screwed
THSD Thread Series Designator
Npt all ends
ZZZK Specification
81348-ww-u-531 government specification
ZZZK Specification
05047amseb16.39-18-t-a government specification
ZZZT Nondefinitive Spec/std Data
1 class and b type
National Stock Number (NSN): 4730-00-240-1679