PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WWT00725Elbow,pipe to Tube

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 4730-00-857-5387 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-857-5387 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-857-5387. Primary manufacturer part number: WWT00725.
Features
  • Elbow,pipe to Tube — FSC 4730
  • Leg Length: 1.062 INCHES NOMINAL FIRST END IN
  • Nondefinitive Spec/std Data: 2 TYPE
  • Tubing Wall Nominal Thickness for Which Designed: 0.040 INCHES FIRST END IN
  • Thread Series Designator: NPT SECOND END
  • Connection Style: SOCKET (TUBE) FIRST END
  • Connection Style: PLAIN (PIPE) SECOND END
  • Flow Angle: 90.0 DEGREES
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-857-5387, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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: Active.

Technical Specifications
ParameterValue
NSN4730-00-857-5387
Primary Part NumberWWT00725
Item NameElbow,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Leg Length1.062 INCHES NOMINAL FIRST END IN
Nondefinitive Spec/std Data2 TYPE
Tubing Wall Nominal Thickness for Which Designed0.040 INCHES FIRST END IN
Thread Series DesignatorNPT SECOND END
Connection StyleSOCKET (TUBE) FIRST END
Connection StylePLAIN (PIPE) SECOND END
Flow Angle90.0 DEGREES
MaterialSTEEL OVERALL
Leg Length0.875 INCHES NOMINAL SECOND END IN
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Connection TypeUNTHREADED INTERNAL TUBE FIRST END
Connection TypeTHREADED INTERNAL PIPE SECOND END
Nominal Thread Size0.500 INCHES SECOND END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-059-7220 INTERCHANGEABLE
Coupling,tube
4730-00-202-8416 INTERCHANGEABLE
Elbow,pipe to Tube
4730-00-265-7015W7007 INTERCHANGEABLE
Cap,tube
Mueller Brass Co.
4730-00-289-4825 INTERCHANGEABLE
Coupling,tube
4730-00-328-5229B16.18 1 1/4X1X3/4 INTERCHANGEABLE
Tee,tube
The American Society of Mechanical Engineers
4730-00-614-6051 INTERCHANGEABLE
Tee,pipe to Tube
4730-00-689-8534 INTERCHANGEABLE
Adapter,straight,pipe to Tube
4730-00-816-0764A1511 INTERCHANGEABLE
Tee,tube
Mueller Brass Co.
4730-00-841-8431 INTERCHANGEABLE
Elbow,pipe to Tube
4730-00-857-5389 INTERCHANGEABLE
Elbow,pipe to Tube
Cross-Reference Index
Part NumberManufacturer
WWT00725 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B16.18 The American Society of Mechanical Engineers (USA)
Related Parts
4730-00-059-7220INTERCHANGEABLE
COUPLING,TUBE
4730-00-202-8416INTERCHANGEABLE
ELBOW,PIPE TO TUBE
4730-00-265-7015INTERCHANGEABLE
CAP,TUBE
W7007
4730-00-289-4825INTERCHANGEABLE
COUPLING,TUBE
4730-00-328-5229INTERCHANGEABLE
TEE,TUBE
B16.18 1 1/4X1X3/4
4730-00-614-6051INTERCHANGEABLE
TEE,PIPE TO TUBE
4730-00-689-8534INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4730-00-816-0764INTERCHANGEABLE
TEE,TUBE
A1511
4730-00-841-8431INTERCHANGEABLE
ELBOW,PIPE TO TUBE
4730-00-857-5389INTERCHANGEABLE
ELBOW,PIPE TO TUBE
4730-01-013-6131INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
A1620
4730-01-016-3007INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE

Frequently Asked Questions

What is NSN 4730-00-857-5387?

NSN 4730-00-857-5387 is a Elbow,pipe to Tube, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-857-5387?

NSN 4730-00-857-5387 has 2 cross-referenced part numbers: WWT00725 (Federal Specifications Promulgated by General Services Administration Washington DC), B16.18 (The American Society of Mechanical Engineers).

What NSN replaces 4730-00-857-5387?

There are 12 known substitutes for 4730-00-857-5387: 4730-00-059-7220, 4730-00-202-8416, 4730-00-265-7015 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WWT00725?

Key specifications for WWT00725: Leg Length: 1.062 INCHES NOMINAL FIRST END IN; Nondefinitive Spec/std Data: 2 TYPE; Tubing Wall Nominal Thickness for Which Designed: 0.040 INCHES FIRST END IN; Thread Series Designator: NPT SECOND END. 13 total characteristics are documented in the Federal Logistics Information System.

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