PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

244603Reducer,tube

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 4730-00-382-0224 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-382-0224 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-382-0224. Primary manufacturer part number: 244603.
Features
  • Reducer,tube — FSC 4730
  • Material: STEEL CORROSION RESISTING OVERALL
  • Reducer Type: CONCENTRIC
  • Thread Series Designator: UNF ALL ENDS
  • Connection Style: FLARED (TUBE) FIRST END
  • Connection Style: INVERTED FLARE (TUBE) SECOND END
  • Nominal Thread Size: 0.875 INCHES FIRST END IN
  • Nominal Overall Length: 1.406 INCHES IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Reducer,tube, cataloged under National Stock Number 4730-00-382-0224, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, 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
NSN4730-00-382-0224
Primary Part Number244603
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Reducer TypeCONCENTRIC
Thread Series DesignatorUNF ALL ENDS
Connection StyleFLARED (TUBE) FIRST END
Connection StyleINVERTED FLARE (TUBE) SECOND END
Nominal Thread Size0.875 INCHES FIRST END IN
Nominal Overall Length1.406 INCHES IN
Seat Angle37.0 DEGREES ALL ENDS
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Thread Class3B FIRST END
Nominal Thread Size0.562 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated0.375 INCHES SECOND END IN
Connection TypeTHREADED EXTERNAL TUBE SECOND END
Thread Class3A SECOND END A
Surface TreatmentPHOSPHATE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-127-5744245-168-1 INTERCHANGEABLE
Ring,seal
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
3130-01-399-6904244603 INTERCHANGEABLE
Cap,pillow Block
Clark Material Handling Company
5340-01-728-5745245168 INTERCHANGEABLE
Clamp,block
Allied Systems Company Dba Allied Systems Co
Cross-Reference Index
Part NumberManufacturer
244603 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
245168 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
591449PC1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
655152 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5330-00-127-5744INTERCHANGEABLE
RING,SEAL
245-168-1
3130-01-399-6904INTERCHANGEABLE
CAP,PILLOW BLOCK
244603
5340-01-728-5745INTERCHANGEABLE
CLAMP,BLOCK
245168

Frequently Asked Questions

What is NSN 4730-00-382-0224?

NSN 4730-00-382-0224 is a Reducer,tube, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-382-0224?

NSN 4730-00-382-0224 has 4 cross-referenced part numbers: 244603 (Lockheed Martin Corporation Div Rms - Mitchel Field), 245168 (Lockheed Martin Corporation Div Rms - Mitchel Field), 591449PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 655152 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 4730-00-382-0224?

There are 3 known substitutes for 4730-00-382-0224: 5330-00-127-5744, 3130-01-399-6904, 5340-01-728-5745. Verify interchangeability with system specifications before substitution.

What are the specifications of 244603?

Key specifications for 244603: Material: STEEL CORROSION RESISTING OVERALL; Reducer Type: CONCENTRIC; Thread Series Designator: UNF ALL ENDS; Connection Style: FLARED (TUBE) FIRST END. 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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