PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

125HBL-10-12Adapter,straight,pipe to Hose

Parker-Hannifin Corp Div Fluid System Connector Division · NSN 4730-01-340-7594 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-340-7594 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-340-7594. Primary manufacturer part number: 125HBL-10-12.
Features
  • Adapter,straight,pipe to Hose — FSC 4730
  • Connection Style: PLAIN (PIPE) FIRST END
  • Nominal Thread Size: 0.750 INCHES FIRST END IN
  • Nominal Inside Diameter Hose Accommodated: 0.625 INCHES SECOND END IN
  • Nominal Overall Length: 1.920 INCHES IN
  • Connection Type: UNTHREADED EXTERNAL HOSE SECOND END
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Material: COPPER ALLOY 360 OR COPPER ALLOY 345 OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy 360 or Copper Alloy 345 Overall construction
General Description

The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-01-340-7594, 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 Parker-Hannifin Corp Div Fluid System Connector Division. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-340-7594
Primary Part Number125HBL-10-12
Item NameAdapter,straight,pipe to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker-Hannifin Corp Div Fluid System Connector Division
StatusACTIVE
Connection StylePLAIN (PIPE) FIRST END
Nominal Thread Size0.750 INCHES FIRST END IN
Nominal Inside Diameter Hose Accommodated0.625 INCHES SECOND END IN
Nominal Overall Length1.920 INCHES IN
Connection TypeUNTHREADED EXTERNAL HOSE SECOND END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
MaterialCOPPER ALLOY 360 OR COPPER ALLOY 345 OVERALL
Connection StyleINSERT (HOSE) SECOND END
Thread Series DesignatorNPTF FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-01-331-2848125HBL-12-12 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Parker-Hannifin Corp Div Fluid System Connector Division
Cross-Reference Index
Part NumberManufacturer
10553103-2 General Dynamics Land Systems Canadacorp (CAN)
125HBL-10-12 PRIMARY Parker-Hannifin Corp Div Fluid System Connector Division (USA)
10553103 General Dynamics Land Systems Canadacorp (CAN)
Related Parts
4730-01-331-2848INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
125HBL-12-12

Frequently Asked Questions

What is NSN 4730-01-340-7594?

NSN 4730-01-340-7594 is a Adapter,straight,pipe to Hose, manufactured by Parker-Hannifin Corp Div Fluid System Connector Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-340-7594?

NSN 4730-01-340-7594 has 3 cross-referenced part numbers: 10553103-2 (General Dynamics Land Systems Canadacorp), 125HBL-10-12 (Parker-Hannifin Corp Div Fluid System Connector Division), 10553103 (General Dynamics Land Systems Canadacorp).

What NSN replaces 4730-01-340-7594?

There is 1 known substitute for 4730-01-340-7594: 4730-01-331-2848. Verify interchangeability with system specifications before substitution.

What are the specifications of 125HBL-10-12?

Key specifications for 125HBL-10-12: Connection Style: PLAIN (PIPE) FIRST END; Nominal Thread Size: 0.750 INCHES FIRST END IN; Nominal Inside Diameter Hose Accommodated: 0.625 INCHES SECOND END IN; Nominal Overall Length: 1.920 INCHES IN. 9 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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