PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X48E90Elbow,pipe

Ed Etnyre & Co · NSN 4730-00-287-1643 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-287-1643 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-287-1643. Primary manufacturer part number: X48E90.
Features
  • Elbow,pipe — FSC 4730
  • Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE
  • Flow Angle: 90.0 DEGREES
  • Thread Series Designator: NPT ALL ENDS
  • Nondefinitive Spec/std Data: 1 TYPE
  • Operating Pressure: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Material Document and Classification: ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Specification/standard Data: 81348-WW-P-521 GOVERNMENT SPECIFICATION
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Iron Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-00-287-1643, 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 Ed Etnyre & Co. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 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
NSN4730-00-287-1643
Primary Part NumberX48E90
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEd Etnyre & Co
StatusCANCELLED
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Flow Angle90.0 DEGREES
Thread Series DesignatorNPT ALL ENDS
Nondefinitive Spec/std Data1 TYPE
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Material Document and ClassificationASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Specification/standard Data81348-WW-P-521 GOVERNMENT SPECIFICATION
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Connection StylePLAIN (PIPE) ALL ENDS
Media for Which DesignedSTEAM FIRST RESPONSE
Leg Length3.062 INCHES NOMINAL ALL ENDS IN
Maximum Operating Temp65.6 CELSIUS SECOND RESPONSE DEGC
Maximum Operating Temp260.0 CELSIUS FIRST RESPONSE DEGC
Nominal Thread Size3.000 INCHES ALL ENDS IN
MaterialIRON OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-012-19021177A INTERCHANGEABLE
Nut,plain,hexagon
John Deer Consumer Products Inc
6630-00-228-0416 INTERCHANGEABLE
Filter Unit
5310-00-275-07907103 INTERCHANGEABLE
Nut,plain,hexagon
Triumph Engine Control Systems Llc
5930-00-409-548210689632-2 INTERCHANGEABLE
Switch,toggle
Us Army Aviation and Missile Command
5930-00-519-74237105 INTERCHANGEABLE
Switch,sensitive
Haydon Kerk Motion Solutions, Inc. Dba Haydon Kerk Motion Solutions Inc Div Haydon Kerk
4820-00-848-9156 INTERCHANGEABLE
Valve,plug
4220-00-905-54477103-10 INTERCHANGEABLE
Belt,diver's
Aqualung Usa, Inc
5305-00-958-79857103 INTERCHANGEABLE
Setscrew
Essex Industries, Inc. Dba Essex Industries
6510-01-093-546423275-470 INTERCHANGEABLE
Sponge,surgical
Becton, Dickinson and Co Dba Becton Dickinson & Co
5940-01-364-7477710-3 INTERCHANGEABLE
Terminal Strip,grounding
Eaton Aerospace Llc Sterer Engineering Morgan Actuators
Cross-Reference Index
Part NumberManufacturer
X48E90 Ed Etnyre & Co (USA)
WWP521 Allied Plumbing Sales Co Inc (USA)
FIG 1101 3INCH Itt Grinnell Corp (USA)
36666 Fwd Seagrave Holdings Lp (USA)
45-3716-930-030 Chief of Engineers Dept of Army (USA)
WWP521 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
PF87 United Catalysts Inc (USA)
W196 Rosco Mfg Co (USA)
WW-P-501 Mindeco Corp (USA)
WW-P-501 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
7103 The Walworth Company (USA)
7-444-002460 Grove U.s. Llc Dba Grove Us Llc (USA)
Related Parts
5310-00-012-1902INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1177A
6630-00-228-0416INTERCHANGEABLE
FILTER UNIT
5310-00-275-0790INTERCHANGEABLE
NUT,PLAIN,HEXAGON
7103
5930-00-409-5482INTERCHANGEABLE
SWITCH,TOGGLE
10689632-2
5930-00-519-7423INTERCHANGEABLE
SWITCH,SENSITIVE
7105
4820-00-848-9156INTERCHANGEABLE
VALVE,PLUG
4220-00-905-5447INTERCHANGEABLE
BELT,DIVER'S
7103-10
5305-00-958-7985INTERCHANGEABLE
SETSCREW
7103
6510-01-093-5464INTERCHANGEABLE
SPONGE,SURGICAL
23275-470
5940-01-364-7477INTERCHANGEABLE
TERMINAL STRIP,GROUNDING
710-3
5360-01-377-2865INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7103
5305-01-418-0618INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 4730-00-287-1643?

NSN 4730-00-287-1643 is a Elbow,pipe, manufactured by Ed Etnyre & Co, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-287-1643?

NSN 4730-00-287-1643 has 12 cross-referenced part numbers: X48E90 (Ed Etnyre & Co), WWP521 (Allied Plumbing Sales Co Inc), FIG 1101 3INCH (Itt Grinnell Corp), 36666 (Fwd Seagrave Holdings Lp), 45-3716-930-030 (Chief of Engineers Dept of Army) and 7 more.

What NSN replaces 4730-00-287-1643?

There are 12 known substitutes for 4730-00-287-1643: 5310-00-012-1902, 6630-00-228-0416, 5310-00-275-0790 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X48E90?

Key specifications for X48E90: Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE; Flow Angle: 90.0 DEGREES; Thread Series Designator: NPT ALL ENDS; Nondefinitive Spec/std Data: 1 TYPE. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-287-1643 still in active supply?

NSN 4730-00-287-1643 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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