PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

155445Adapter,straight,flange to Tube

Cummins Inc. · NSN 4730-00-908-6335 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-908-6335 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-908-6335. Primary manufacturer part number: 155445.
Features
  • Adapter,straight,flange to Tube — FSC 4730
  • Bolt Hole Nominal Diameter: 0.280 INCHES SECOND END IN
  • Nominal Overall Length: 1.300 INCHES IN
  • Thread Quantity Per Inch: 18 FIRST END
  • Bolt Hole Quantity: 2 SECOND END
  • Nominal Length: 1.891 INCHES SECOND END IN
  • Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END IN
  • Connection Type: FLANGE SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-00-908-6335, 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 Cummins Inc.. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-908-6335
Primary Part Number155445
Item NameAdapter,straight,flange to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Bolt Hole Nominal Diameter0.280 INCHES SECOND END IN
Nominal Overall Length1.300 INCHES IN
Thread Quantity Per Inch18 FIRST END
Bolt Hole Quantity2 SECOND END
Nominal Length1.891 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Connection TypeFLANGE SECOND END
Nominal Thread Size0.875 INCHES FIRST END IN
Nominal Thickness0.203 INCHES SECOND END IN
Thread Series DesignatorUNS FIRST END
Thread Class2A FIRST END A
Flange Face DesignRAISED STRAIGHT SECOND END
Bolt Circle Nominal Diameter1.313 INCHES SECOND END IN
Media for Which DesignedFLUID FIRST RESPONSE
Connection StylePLAIN (TUBE) FIRST END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Media for Which DesignedOIL SECOND RESPONSE
Raised Face Nominal Height0.172 INCHES SECOND END IN
Flange ShapeOVAL WITH HOLES SECOND END
MaterialALUMINUM ALLOY OVERALL
Media for Which DesignedFLUID FIRST RESPONSEUNABLE TO DECODE
Nominal Width1.180 INCHES SECOND END IN
Raised Face Nominal Diameter0.875 INCHES SECOND END IN
Media for Which DesignedOIL SECOND RESPONSEUNABLE TO DECODE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3455-00-021-2413 INTERCHANGEABLE
File,rotary
Cross-Reference Index
Part NumberManufacturer
BM75085 Cummins Inc. (USA)
155445 PRIMARY Cummins Inc. (USA)
Related Parts
3455-00-021-2413INTERCHANGEABLE
FILE,ROTARY

Frequently Asked Questions

What is NSN 4730-00-908-6335?

NSN 4730-00-908-6335 is a Adapter,straight,flange to Tube, manufactured by Cummins Inc., classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-908-6335?

NSN 4730-00-908-6335 has 2 cross-referenced part numbers: BM75085 (Cummins Inc.), 155445 (Cummins Inc.).

What NSN replaces 4730-00-908-6335?

There is 1 known substitute for 4730-00-908-6335: 3455-00-021-2413. Verify interchangeability with system specifications before substitution.

What are the specifications of 155445?

Key specifications for 155445: Bolt Hole Nominal Diameter: 0.280 INCHES SECOND END IN; Nominal Overall Length: 1.300 INCHES IN; Thread Quantity Per Inch: 18 FIRST END; Bolt Hole Quantity: 2 SECOND END. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-908-6335 still in active supply?

NSN 4730-00-908-6335 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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