PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9029Adapter,straight,flange to Tube

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 4730-01-124-5131 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-124-5131 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-124-5131. Primary manufacturer part number: 9029.
Features
  • Adapter,straight,flange to Tube — FSC 4730
  • Thread Class: 3A FIRST END A
  • Thread Series Designator: UNF FIRST END
  • Raised Face Nominal Height: 0.312 INCHES SECOND END IN
  • Nominal Thread Size: 1.375 INCHES FIRST END IN
  • Connection Type: FLANGE SECOND END
  • Connection Style: PLAIN (TUBE) FIRST END
  • Flange Shape: ROUND WITH HOLES SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 316 Overall construction
General Description

The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-01-124-5131, 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 Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 19 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-124-5131
Primary Part Number9029
Item NameAdapter,straight,flange to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
Thread Class3A FIRST END A
Thread Series DesignatorUNF FIRST END
Raised Face Nominal Height0.312 INCHES SECOND END IN
Nominal Thread Size1.375 INCHES FIRST END IN
Connection TypeFLANGE SECOND END
Connection StylePLAIN (TUBE) FIRST END
Flange ShapeROUND WITH HOLES SECOND END
Bolt Hole Nominal Diameter0.531 INCHES SECOND END IN
MaterialSTEEL COMP 316 OVERALL
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Nominal Outside Diameter3.250 INCHES SECOND END IN
Nominal Overall Length1.688 INCHES IN
Bolt Circle Nominal Diameter2.312 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated1.000 INCHES FIRST END IN
Raised Face Nominal Diameter1.609 INCHES SECOND END IN
Bolt Hole Quantity4 SECOND END
Flange Face DesignRAISED STRAIGHT SECOND END
Nominal Thickness0.688 INCHES SECOND END IN
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3120-00-146-80519029 INTERCHANGEABLE
Bushing
Northrop Grumman Systems Corporation Div Marine Systems
5331-00-307-7006902-9 INTERCHANGEABLE
O-Ring
Tuthill Corp Hansen Coupling Div
5995-00-781-5734 INTERCHANGEABLE
Wiring Harness
5355-00-880-73589029 INTERCHANGEABLE
Knob
Dover Corp Groen Div
2530-01-181-7136 INTERCHANGEABLE
Piston,hydraulic Brake
4310-01-304-81699029 INTERCHANGEABLE
Cylinder Head,compressor
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5340-01-596-8953 INTERCHANGEABLE
Bracket,multiple Angle
6220-01-693-34489029 INTERCHANGEABLE
Lens,light
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
9029 Air Dry Co of America, Llc (USA)
9029 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
Related Parts
3120-00-146-8051INTERCHANGEABLE
BUSHING
9029
5331-00-307-7006INTERCHANGEABLE
O-RING
902-9
5995-00-781-5734INTERCHANGEABLE
WIRING HARNESS
5355-00-880-7358INTERCHANGEABLE
KNOB
9029
2530-01-181-7136INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE
4310-01-304-8169INTERCHANGEABLE
CYLINDER HEAD,COMPRESSOR
9029
5340-01-596-8953INTERCHANGEABLE
BRACKET,MULTIPLE ANGLE
6220-01-693-3448INTERCHANGEABLE
LENS,LIGHT
9029

Frequently Asked Questions

What is NSN 4730-01-124-5131?

NSN 4730-01-124-5131 is a Adapter,straight,flange to Tube, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-124-5131?

NSN 4730-01-124-5131 has 2 cross-referenced part numbers: 9029 (Air Dry Co of America, Llc), 9029 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect).

What NSN replaces 4730-01-124-5131?

There are 8 known substitutes for 4730-01-124-5131: 3120-00-146-8051, 5331-00-307-7006, 5995-00-781-5734 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9029?

Key specifications for 9029: Thread Class: 3A FIRST END A; Thread Series Designator: UNF FIRST END; Raised Face Nominal Height: 0.312 INCHES SECOND END IN; Nominal Thread Size: 1.375 INCHES FIRST END IN. 20 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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