PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RN-6064Reducer,pipe

Couplings Co Inc · NSN 4730-01-275-4184 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-275-4184 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-275-4184. Primary manufacturer part number: RN-6064.
Features
  • Reducer,pipe — FSC 4730
  • Nominal Overall Length: 1.406 INCHES IN
  • Nominal Thread Size: 0.250 INCHES SECOND END IN
  • Thread Series Designator: NPT FIRST END
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Connection Style: PLAIN (PIPE) SECOND END
  • Nominal Thread Size: 0.375 INCHES FIRST END IN
  • Thread Series Designator: NPT SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Plastic Polyamide Nylon Overall construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-01-275-4184, 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 Couplings Co Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-275-4184
Primary Part NumberRN-6064
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCouplings Co Inc
StatusACTIVE
Nominal Overall Length1.406 INCHES IN
Nominal Thread Size0.250 INCHES SECOND END IN
Thread Series DesignatorNPT FIRST END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Connection StylePLAIN (PIPE) SECOND END
Nominal Thread Size0.375 INCHES FIRST END IN
Thread Series DesignatorNPT SECOND END
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Connection StylePLAIN (PIPE) FIRST END
Reducer TypeCONCENTRIC
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6140-00-963-4979 INTERCHANGEABLE
Battery,storage
4730-01-134-8851N6-4 INTERCHANGEABLE
Cap,quick Disconnect
Superior Valve Co
Cross-Reference Index
Part NumberManufacturer
877096-00 Defense Reduction Agency (USA)
RN-6064 PRIMARY Couplings Co Inc (USA)
N6-4 Galtek Corp (USA)
Related Parts
6140-00-963-4979INTERCHANGEABLE
BATTERY,STORAGE
4730-01-134-8851INTERCHANGEABLE
CAP,QUICK DISCONNECT
N6-4

Frequently Asked Questions

What is NSN 4730-01-275-4184?

NSN 4730-01-275-4184 is a Reducer,pipe, manufactured by Couplings Co Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-275-4184?

NSN 4730-01-275-4184 has 3 cross-referenced part numbers: 877096-00 (Defense Reduction Agency), RN-6064 (Couplings Co Inc), N6-4 (Galtek Corp).

What NSN replaces 4730-01-275-4184?

There are 2 known substitutes for 4730-01-275-4184: 6140-00-963-4979, 4730-01-134-8851. Verify interchangeability with system specifications before substitution.

What are the specifications of RN-6064?

Key specifications for RN-6064: Nominal Overall Length: 1.406 INCHES IN; Nominal Thread Size: 0.250 INCHES SECOND END IN; Thread Series Designator: NPT FIRST END; Connection Type: THREADED EXTERNAL PIPE SECOND END. 11 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