PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

330034Adapter,straight,tube to Boss

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 4730-00-289-9441 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-289-9441 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-289-9441. Primary manufacturer part number: 330034.
Features
  • Adapter,straight,tube to Boss — FSC 4730
  • Seat Angle: 37.0 DEGREES FIRST END
  • Material: STEEL CORROSION RESISTING OVERALL
  • Thread Class: 2A ALL ENDS A
  • Criticality Code Justification: FEAT
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL BOSS SECOND END
  • Nominal Overall Length: 0.169 INCHES IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-00-289-9441, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-289-9441
Primary Part Number330034
Item NameAdapter,straight,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Seat Angle37.0 DEGREES FIRST END
MaterialSTEEL CORROSION RESISTING OVERALL
Thread Class2A ALL ENDS A
Criticality Code JustificationFEAT
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL BOSS SECOND END
Nominal Overall Length0.169 INCHES IN
Connection StyleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
Thread Series DesignatorUNS ALL ENDS
Nominal Thread Size0.438 INCHES ALL ENDS IN
Thread Quantity Per Inch20 ALL ENDS
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Connection StyleFLARED (TUBE) FIRST END
Surface TreatmentPASSIVATE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5945-00-088-2669 INTERCHANGEABLE
Relay,electromagnetic
5935-00-232-7208 INTERCHANGEABLE
Cover,electrical Connector
5961-00-754-9790 INTERCHANGEABLE
Transistor
5950-00-967-4562232211 INTERCHANGEABLE
Transformer,power
Woodward, Inc.
4730-01-235-1397330034 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Austin-Westran Llc
4820-01-375-1283 INTERCHANGEABLE
Valve,check
Cross-Reference Index
Part NumberManufacturer
330034 Kito Mfg Co. Ltd (JPN)
330034 Hydro-Fitting Manufacturing Corporation (USA)
330034 Parts Life Inc (USA)
330034 Alliant Techsystems Inc (USA)
330034 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
232211 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
232211 Royal Oak Gage, Inc (USA)
330034 Crown Fitting Co Inc (USA)
330034 Mil-Craft Mfg., Inc. (USA)
330034 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
330034 Simon Paul Boiler and Welding Co (USA)
232211 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
330034 Kito Mfg Co. Ltd (JPN)
Related Parts
5945-00-088-2669INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5935-00-232-7208INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
5961-00-754-9790INTERCHANGEABLE
TRANSISTOR
5950-00-967-4562INTERCHANGEABLE
TRANSFORMER,POWER
232211
4730-01-235-1397INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
330034
4820-01-375-1283INTERCHANGEABLE
VALVE,CHECK

Frequently Asked Questions

What is NSN 4730-00-289-9441?

NSN 4730-00-289-9441 is a Adapter,straight,tube to Boss, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-289-9441?

NSN 4730-00-289-9441 has 13 cross-referenced part numbers: 330034 (Kito Mfg Co. Ltd), 330034 (Hydro-Fitting Manufacturing Corporation), 330034 (Parts Life Inc), 330034 (Alliant Techsystems Inc), 330034 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney) and 8 more.

What NSN replaces 4730-00-289-9441?

There are 6 known substitutes for 4730-00-289-9441: 5945-00-088-2669, 5935-00-232-7208, 5961-00-754-9790 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 330034?

Key specifications for 330034: Seat Angle: 37.0 DEGREES FIRST END; Material: STEEL CORROSION RESISTING OVERALL; Special Features: DUE TO CRITICAL FEATURES, TOLERANCES, FIT RESTRICTIONS, MATERIAL PROPERTIES AND MANUFACTURING PROCESS. FAILURE COULD RESULT IN LOSS OR SUBSTANTIAL DAMAGE TO WEAPON SYSTEM, DEATH OR SERIOUS INJURY; Thread Class: 2A ALL ENDS A. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-289-9441 still in active supply?

NSN 4730-00-289-9441 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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