PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

423159Elbow,pipe to Tube

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 4730-00-278-5575 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-278-5575 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-278-5575. Primary manufacturer part number: 423159.
Features
  • Elbow,pipe to Tube — FSC 4730
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Surface Treatment: CADMIUM OR ZINC INSIDE
  • Thread Series Designator: UNF FIRST END
  • Connection Style: PLAIN (PIPE) SECOND END
  • Connection Style: FLARELESS (TUBE) FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.312 INCHES FIRST END IN
  • Leg Length: 0.687 INCHES NOMINAL SECOND END IN
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 4730-00-278-5575, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 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
NSN4730-00-278-5575
Primary Part Number423159
Item NameElbow,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Surface TreatmentCADMIUM OR ZINC INSIDE
Thread Series DesignatorUNF FIRST END
Connection StylePLAIN (PIPE) SECOND END
Connection StyleFLARELESS (TUBE) FIRST END
Nominal Outside Diameter Tube Accommodated0.312 INCHES FIRST END IN
Leg Length0.687 INCHES NOMINAL SECOND END IN
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Seat Angle12.0 DEGREES FIRST END
Nominal Thread Size0.125 INCHES SECOND END IN
Surface TreatmentCADMIUM OR ZINC OUTSIDE
Nominal Pipe Size Accommodated0.125 INCHES SECOND END IN
Nominal Thread Size0.562 INCHES FIRST END IN
Flow Angle45.0 DEGREES
Thread Series DesignatorNPTF SECOND END
Leg Length0.719 INCHES NOMINAL FIRST END IN
MaterialSTEEL OVERALL
Thread Class2A FIRST END A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-008-59394231-59 INTERCHANGEABLE
Packing,preformed
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5331-01-130-04744231-59 INTERCHANGEABLE
O-Ring
Norman Filter Company, L.l.c. Dba Norman Filter Co Llc
6150-01-585-5568423159 INTERCHANGEABLE
Wiring Harness
Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum
Cross-Reference Index
Part NumberManufacturer
423159 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5330-00-008-5939INTERCHANGEABLE
PACKING,PREFORMED
4231-59
5331-01-130-0474INTERCHANGEABLE
O-RING
4231-59
6150-01-585-5568INTERCHANGEABLE
WIRING HARNESS
423159

Frequently Asked Questions

What is NSN 4730-00-278-5575?

NSN 4730-00-278-5575 is a Elbow,pipe to Tube, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-278-5575?

NSN 4730-00-278-5575 has 1 cross-referenced part number: 423159 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 4730-00-278-5575?

There are 3 known substitutes for 4730-00-278-5575: 5330-00-008-5939, 5331-01-130-0474, 6150-01-585-5568. Verify interchangeability with system specifications before substitution.

What are the specifications of 423159?

Key specifications for 423159: Connection Type: THREADED EXTERNAL PIPE SECOND END; Surface Treatment: CADMIUM OR ZINC INSIDE; Thread Series Designator: UNF FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com