PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7738220Coupling,pipe

Renk America Llc Div Renk America · NSN 4730-00-604-4170 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-604-4170 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-604-4170. Primary manufacturer part number: 7738220.
Features
  • Coupling,pipe — FSC 4730
  • Media for Which Designed: GAS THIRD RESPONSE
  • Nominal Thread Size: 0.125 INCHES FIRST END IN
  • Media for Which Designed: STEAM FIRST RESPONSE
  • Thread Series Designator: NPTF FIRST END
  • Nominal Thread Size: 0.125 INCHES SECOND END IN
  • Thread Series Designator: NPTF SECOND END
  • Material: STEEL COMP 1116 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1119 OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 1116 or Steel Comp 1117 or Steel Comp 1118 or Steel Comp 1119 Overall construction
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-00-604-4170, 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 Renk America Llc Div Renk America. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN4730-00-604-4170
Primary Part Number7738220
Item NameCoupling,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerRenk America Llc Div Renk America
StatusACTIVE
Media for Which DesignedGAS THIRD RESPONSE
Nominal Thread Size0.125 INCHES FIRST END IN
Media for Which DesignedSTEAM FIRST RESPONSE
Thread Series DesignatorNPTF FIRST END
Nominal Thread Size0.125 INCHES SECOND END IN
Thread Series DesignatorNPTF SECOND END
MaterialSTEEL COMP 1116 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1119 OVERALL
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Style DesignatorRIGID, THREADED INTERNAL AND EXTERNAL
Surface TreatmentCADMIUM OUTSIDE
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Maximum Operating Temp260.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection StylePLAIN (PIPE) SECOND END
Surface Treatment Document and ClassificationQQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nominal Overall Length1.440 INCHES IN
Connection TypeTHREADED INTERNAL PIPE FIRST END
Material Document and ClassificationQQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Connection StylePLAIN (PIPE) FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2840-00-757-8261730791 INTERCHANGEABLE
Vane,compressor,aircraft Gas Tur
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6210-00-941-5872 INTERCHANGEABLE
Lens,light
6210-01-007-193130130-0 INTERCHANGEABLE
Lens,light
Gte Products Corp Sylvania Miniature Lighting Div
Cross-Reference Index
Part NumberManufacturer
7738220 Renk America Llc Div Renk America (USA)
7738220 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
523191 Renk America Llc Div Renk America (USA)
7738220 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
2840-00-757-8261INTERCHANGEABLE
VANE,COMPRESSOR,AIRCRAFT GAS TUR
730791
6210-00-941-5872INTERCHANGEABLE
LENS,LIGHT
6210-01-007-1931INTERCHANGEABLE
LENS,LIGHT
30130-0

Frequently Asked Questions

What is NSN 4730-00-604-4170?

NSN 4730-00-604-4170 is a Coupling,pipe, manufactured by Renk America Llc Div Renk America, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-604-4170?

NSN 4730-00-604-4170 has 4 cross-referenced part numbers: 7738220 (Renk America Llc Div Renk America), 7738220 (Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc), 523191 (Renk America Llc Div Renk America), 7738220 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 4730-00-604-4170?

There are 3 known substitutes for 4730-00-604-4170: 2840-00-757-8261, 6210-00-941-5872, 6210-01-007-1931. Verify interchangeability with system specifications before substitution.

What are the specifications of 7738220?

Key specifications for 7738220: Media for Which Designed: GAS THIRD RESPONSE; Nominal Thread Size: 0.125 INCHES FIRST END IN; Media for Which Designed: STEAM FIRST RESPONSE; Thread Series Designator: NPTF FIRST END. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com