PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

143580Elbow,tube

Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company · NSN 4730-01-050-3121 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-050-3121 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-050-3121. Primary manufacturer part number: 143580.
Features
  • Elbow,tube — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN
  • Maximum Operating Temp: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Thread Series Designator: UNJS FIRST END
  • Nominal Thread Size: 0.562 INCHES FIRST END IN
  • Material Document and Classification: AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Thread Class: 3A FIRST END A
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Elbow,tube, cataloged under National Stock Number 4730-01-050-3121, 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 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-050-3121
Primary Part Number143580
Item NameElbow,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDesigned Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company
StatusACTIVE
Nominal Outside Diameter Tube Accommodated0.375 INCHES FIRST END IN
Maximum Operating Temp275.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread Series DesignatorUNJS FIRST END
Nominal Thread Size0.562 INCHES FIRST END IN
Material Document and ClassificationAMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Class3A FIRST END A
Criticality Code JustificationFEAT
Leg Length1.323 INCHES NOMINAL FIRST END IN
Flow Angle90.0 DEGREES
Thread Quantity Per Inch20 FIRST END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Leg Length0.733 INCHES NOMINAL SECOND END IN
Media for Which DesignedHYDRAULIC FLUID SINGLE RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-014-3580143580 INTERCHANGEABLE
Nut,plain,plate
General Motors Llc Dba General Motors Llc
4730-01-208-4801S1034-6 INTERCHANGEABLE
Elbow,hose
Transdigm Inc Div Adelwiggins Group
Cross-Reference Index
Part NumberManufacturer
C7913-6 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
143580 PRIMARY Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
S1034-6 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
4730PL0890885 Jednolity Indeks Materialowy - Uniform Material Index (POL)
S1034-6 Huck Intl Inc (USA)
143580 Huck Intl Inc (USA)
Related Parts
5310-00-014-3580INTERCHANGEABLE
NUT,PLAIN,PLATE
143580
4730-01-208-4801INTERCHANGEABLE
ELBOW,HOSE
S1034-6

Frequently Asked Questions

What is NSN 4730-01-050-3121?

NSN 4730-01-050-3121 is a Elbow,tube, manufactured by Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-050-3121?

NSN 4730-01-050-3121 has 6 cross-referenced part numbers: C7913-6 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 143580 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), S1034-6 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), 4730PL0890885 (Jednolity Indeks Materialowy - Uniform Material Index), S1034-6 (Huck Intl Inc) and 1 more.

What NSN replaces 4730-01-050-3121?

There are 2 known substitutes for 4730-01-050-3121: 5310-00-014-3580, 4730-01-208-4801. Verify interchangeability with system specifications before substitution.

What are the specifications of 143580?

Key specifications for 143580: Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN; Maximum Operating Temp: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF; Thread Series Designator: UNJS FIRST END; Nominal Thread Size: 0.562 INCHES FIRST END IN. 16 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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