PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4RNP2Reducer,pipe

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 4730-01-467-4934 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-467-4934 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-467-4934. Primary manufacturer part number: 4RNP2.
Features
  • Reducer,pipe — FSC 4730
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Maximum Operating Temp: 400.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Nominal Thread Size: 0.125 INCHES SECOND END IN
  • Connection Style: PLAIN (PIPE) SECOND END
  • Pipe Wall Thickness Designation for Which Designed: SCHEDULE STD FIRST END
  • Nominal Overall Length: 1.281 INCHES IN
  • Material: COPPER ALLOY OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-01-467-4934, 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 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 18 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-467-4934
Primary Part Number4RNP2
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusACTIVE
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Maximum Operating Temp400.0 FAHRENHEIT SINGLE RESPONSE DEGF
Nominal Thread Size0.125 INCHES SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Pipe Wall Thickness Designation for Which DesignedSCHEDULE STD FIRST END
Nominal Overall Length1.281 INCHES IN
MaterialCOPPER ALLOY OVERALL
Pipe Wall Thickness Designation for Which DesignedSCHEDULE STD SECOND END
Tubing Wall Nominal Thickness for Which Designed0.0155 INCHES FIRST END IN
Media for Which DesignedFLUID SINGLE RESPONSE
Material Document and ClassificationASTM B-453 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Operating Pressure7100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Series DesignatorNPT FIRST END
Nominal Thread Size0.250 INCHES FIRST END IN
Connection StylePLAIN (PIPE) FIRST END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Thread Series DesignatorNPT SECOND END
Reducer TypeCONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-059-5919SM-B-650699-12 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4720-00-161-7644102516 INTERCHANGEABLE
Hose,preformed
Linde Material Handling North America Corporation
5930-01-040-7546PA022-4711 INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
5895-01-254-6697102516 INTERCHANGEABLE
Case,basic Generati
Thermodyne International, Ltd
5975-01-543-6600102516 INTERCHANGEABLE
Plate,electrical Grounding
Hammonds Technical Services, Inc.
Cross-Reference Index
Part NumberManufacturer
T4RNP2 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
4RNP2 PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
102516 Dh Instruments Inc. (USA)
Related Parts
5950-00-059-5919INTERCHANGEABLE
COIL,RADIO FREQUENCY
SM-B-650699-12
4720-00-161-7644INTERCHANGEABLE
HOSE,PREFORMED
102516
5930-01-040-7546INTERCHANGEABLE
SWITCH,ROTARY
PA022-4711
5895-01-254-6697INTERCHANGEABLE
CASE,BASIC GENERATI
102516
5975-01-543-6600INTERCHANGEABLE
PLATE,ELECTRICAL GROUNDING
102516

Frequently Asked Questions

What is NSN 4730-01-467-4934?

NSN 4730-01-467-4934 is a Reducer,pipe, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-467-4934?

NSN 4730-01-467-4934 has 3 cross-referenced part numbers: T4RNP2 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 4RNP2 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 102516 (Dh Instruments Inc.).

What NSN replaces 4730-01-467-4934?

There are 5 known substitutes for 4730-01-467-4934: 5950-00-059-5919, 4720-00-161-7644, 5930-01-040-7546 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4RNP2?

Key specifications for 4RNP2: Connection Type: THREADED EXTERNAL PIPE SECOND END; Maximum Operating Temp: 400.0 FAHRENHEIT SINGLE RESPONSE DEGF; Nominal Thread Size: 0.125 INCHES SECOND END IN; Connection Style: PLAIN (PIPE) SECOND END. 20 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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