PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

385-4800-1194368ALT2PCF13Union,pipe to Tube

Naval Sea Systems Command · NSN 4730-00-277-5246 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-277-5246 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-277-5246. Primary manufacturer part number: 385-4800-1194368ALT2PCF13.
Features
  • Union,pipe to Tube — FSC 4730
  • Connection Style: PLAIN (PIPE) SECOND END
  • Reducer Type: CONCENTRIC
  • Connection Style: SOCKET BRAZING RING (TUBE) FIRST END
  • Nominal Pipe Size Accommodated: 0.125 INCHES SECOND END IN
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Material: COPPER ALLOY ELBOW
  • Material: COPPER ALLOY THREAD PIECE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Elbow construction
General Description

The Union,pipe to Tube, cataloged under National Stock Number 4730-00-277-5246, 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 Naval Sea Systems Command. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 4 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
NSN4730-00-277-5246
Primary Part Number385-4800-1194368ALT2PCF13
Item NameUnion,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Connection StylePLAIN (PIPE) SECOND END
Reducer TypeCONCENTRIC
Connection StyleSOCKET BRAZING RING (TUBE) FIRST END
Nominal Pipe Size Accommodated0.125 INCHES SECOND END IN
Connection TypeTHREADED EXTERNAL PIPE SECOND END
MaterialCOPPER ALLOY ELBOW
MaterialCOPPER ALLOY THREAD PIECE
Connection TypeUNTHREADED INTERNAL TUBE FIRST END
Coupling Flange ShapeHEXAGON
Nominal Thread Size0.125 INCHES SECOND END IN
Tubing Wall Nominal Thickness for Which Designed0.049 INCHES FIRST END IN
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Thread Series DesignatorNPT SECOND END
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Overall Length1.812 INCHES IN
Style DesignatorSCREWED
MaterialSTEEL NUT
Seat TypeGASKET
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
MaterialRUBBER SYNTHETIC GASKET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5120-00-198-5391 INTERCHANGEABLE
Key,socket Head Screw
5330-00-229-68493587RPD INTERCHANGEABLE
Seal,stabilizer
Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems
2815-00-384-9369 INTERCHANGEABLE
Ring,piston
3030-00-529-0471 INTERCHANGEABLE
Belt,v
5950-00-660-7071WM-3587 INTERCHANGEABLE
Transformer,power Autotransforme
Magnetic Components Inc
4730-00-790-9737 INTERCHANGEABLE
Reducer,tube
7310-01-190-9816 INTERCHANGEABLE
Pump Impeller,beverage Dispenser
4730-01-273-57313587 INTERCHANGEABLE
Nipple,pipe
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
403-6700-985076PC7 Naval Sea Systems Command (USA)
841626F1GE Naval Sea Systems Command (USA)
523-4800-984273ALT1PC12 Naval Ship Systems Command (USA)
523-4822-984280PCF20 Naval Sea Systems Command (USA)
484-5901-722832ALT2PCF5 Naval Ship Systems Command (USA)
385-4800-1194368ALT2PCF13 PRIMARY Naval Sea Systems Command (USA)
6340-484PCF5 PRIMARY Portsmouth Naval Shipyard (USA)
403-6700-985076PC7 Naval Ship Systems Command (USA)
5132-4823-3530PC5T07-9-17 Naval Sea Systems Command (USA)
385-4800-1194368ALT2PCF13 Naval Ship Systems Command (USA)
A26908-4PC5T07-9-17 PRIMARY The Walworth Company (USA)
385-4800-1194369ALT6PCF32 PRIMARY Naval Sea Systems Command (USA)
3587 PRIMARY The Walworth Company (USA)
385-4800-1194369ALT6PCF32 Naval Ship Systems Command (USA)
5132-4823-3530PC5T07-9-17 Naval Ship Systems Command (USA)
523-4800-984273ALT1PC12 PRIMARY Naval Sea Systems Command (USA)
484-5901-722832ALT2PCF5 PRIMARY Naval Sea Systems Command (USA)
523-4822-984280PCF20 Naval Ship Systems Command (USA)
841626F1GE Naval Ship Systems Command (USA)
Related Parts
5120-00-198-5391INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5330-00-229-6849INTERCHANGEABLE
SEAL,STABILIZER
3587RPD
2815-00-384-9369INTERCHANGEABLE
RING,PISTON
3030-00-529-0471INTERCHANGEABLE
BELT,V
5950-00-660-7071INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
WM-3587
4730-00-790-9737INTERCHANGEABLE
REDUCER,TUBE
7310-01-190-9816INTERCHANGEABLE
PUMP IMPELLER,BEVERAGE DISPENSER
4730-01-273-5731INTERCHANGEABLE
NIPPLE,PIPE
3587

Frequently Asked Questions

What is NSN 4730-00-277-5246?

NSN 4730-00-277-5246 is a Union,pipe to Tube, manufactured by Naval Sea Systems Command, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-277-5246?

NSN 4730-00-277-5246 has 19 cross-referenced part numbers: 403-6700-985076PC7 (Naval Sea Systems Command), 841626F1GE (Naval Sea Systems Command), 523-4800-984273ALT1PC12 (Naval Ship Systems Command), 523-4822-984280PCF20 (Naval Sea Systems Command), 484-5901-722832ALT2PCF5 (Naval Ship Systems Command) and 14 more.

What NSN replaces 4730-00-277-5246?

There are 8 known substitutes for 4730-00-277-5246: 5120-00-198-5391, 5330-00-229-6849, 2815-00-384-9369 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 385-4800-1194368ALT2PCF13?

Key specifications for 385-4800-1194368ALT2PCF13: Connection Style: PLAIN (PIPE) SECOND END; Reducer Type: CONCENTRIC; Connection Style: SOCKET BRAZING RING (TUBE) FIRST END; Nominal Pipe Size Accommodated: 0.125 INCHES SECOND END IN. 21 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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