PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1144Elbow,pipe to Tube

Challenge Machinery Co the · NSN 4730-00-103-2140 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-103-2140 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-103-2140. Primary manufacturer part number: S1144.
Features
  • Elbow,pipe to Tube — FSC 4730
  • Material: STEEL CORROSION RESISTING OVERALL
  • Thread Series Designator: NPT SECOND END
  • Nominal Thread Size: 0.250 INCHES SECOND END IN
  • Nominal Thread Size: 0.750 INCHES FIRST END IN
  • Thread Series Designator: UNS FIRST END
  • Thread Quantity Per Inch: 16 FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.500 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-103-2140, 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 Challenge Machinery Co the. Government technical data includes 13 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-103-2140
Primary Part NumberS1144
Item NameElbow,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerChallenge Machinery Co the
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Thread Series DesignatorNPT SECOND END
Nominal Thread Size0.250 INCHES SECOND END IN
Nominal Thread Size0.750 INCHES FIRST END IN
Thread Series DesignatorUNS FIRST END
Thread Quantity Per Inch16 FIRST END
Nominal Outside Diameter Tube Accommodated0.500 INCHES FIRST END IN
Connection StylePLAIN (TUBE) FIRST END
Leg Length1.040 INCHES NOMINAL FIRST END IN
Leg Length0.938 INCHES NOMINAL SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Thread Class2A FIRST END A
Flow Angle45.0 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6240-00-014-2459 INTERCHANGEABLE
Lamp,incandescent
4730-01-038-4429SMB790709-2 INTERCHANGEABLE
Strainer Element,sediment
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
7330-01-476-6657A945 INTERCHANGEABLE
Can Opener Adapter
Edlund Co Inc
Cross-Reference Index
Part NumberManufacturer
S1144 Challenge Machinery Co the (USA)
Related Parts
6240-00-014-2459INTERCHANGEABLE
LAMP,INCANDESCENT
4730-01-038-4429INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
SMB790709-2
7330-01-476-6657INTERCHANGEABLE
CAN OPENER ADAPTER
A945

Frequently Asked Questions

What is NSN 4730-00-103-2140?

NSN 4730-00-103-2140 is a Elbow,pipe to Tube, manufactured by Challenge Machinery Co the, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-103-2140?

NSN 4730-00-103-2140 has 1 cross-referenced part number: S1144 (Challenge Machinery Co the).

What NSN replaces 4730-00-103-2140?

There are 3 known substitutes for 4730-00-103-2140: 6240-00-014-2459, 4730-01-038-4429, 7330-01-476-6657. Verify interchangeability with system specifications before substitution.

What are the specifications of S1144?

Key specifications for S1144: Material: STEEL CORROSION RESISTING OVERALL; Thread Series Designator: NPT SECOND END; Nominal Thread Size: 0.250 INCHES SECOND END IN; Nominal Thread Size: 0.750 INCHES FIRST END IN. 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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