PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68-6-8Adapter,straight,pipe to Tube

Brass Craft Mfg Co Sub of Masco Corp · NSN 4730-01-219-2012 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-219-2012 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-219-2012. Primary manufacturer part number: 68-6-8.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Seat Nominal Radius: 0.062 INCHES FIRST END IN
  • Connection Style: PLAIN (PIPE) SECOND END
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Thread Series Designator: UN FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN
  • Nominal Thread Size: 0.562 INCHES FIRST END IN
  • Thread Quantity Per Inch: 20 FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Union construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-219-2012, 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 Brass Craft Mfg Co Sub of Masco Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4730-01-219-2012
Primary Part Number68-6-8
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerBrass Craft Mfg Co Sub of Masco Corp
StatusACTIVE
Seat Nominal Radius0.062 INCHES FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Thread Series DesignatorUN FIRST END
Nominal Outside Diameter Tube Accommodated0.375 INCHES FIRST END IN
Nominal Thread Size0.562 INCHES FIRST END IN
Thread Quantity Per Inch20 FIRST END
MaterialCOPPER ALLOY UNION
Thread Series DesignatorNPSM SECOND END
Nominal Overall Length1.325 INCHES IN
Thread Class2A FIRST END A
Connection StyleCOMPRESSION (TUBE) FIRST END
Nominal Thread Size0.500 INCHES SECOND END IN
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5945-00-201-6868 INTERCHANGEABLE
Relay,electromagnetic
3040-00-337-20463AX531 INTERCHANGEABLE
Shaft,shouldered
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
3030-00-528-3826 INTERCHANGEABLE
Belt,v
2510-01-003-50714419110 INTERCHANGEABLE
Shock Absorber,direct Action
Chrysler Corp Service and Parts Opns
5950-01-040-27675904808 INTERCHANGEABLE
Coil,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
CU2-E4 Brass Craft Mfg Co Sub of Masco Corp (USA)
68-6-8 PRIMARY Brass Craft Mfg Co Sub of Masco Corp (USA)
Related Parts
5945-00-201-6868INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3040-00-337-2046INTERCHANGEABLE
SHAFT,SHOULDERED
3AX531
3030-00-528-3826INTERCHANGEABLE
BELT,V
2510-01-003-5071INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
4419110
5950-01-040-2767INTERCHANGEABLE
COIL,RADIO FREQUENCY
5904808

Frequently Asked Questions

What is NSN 4730-01-219-2012?

NSN 4730-01-219-2012 is a Adapter,straight,pipe to Tube, manufactured by Brass Craft Mfg Co Sub of Masco Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-219-2012?

NSN 4730-01-219-2012 has 2 cross-referenced part numbers: CU2-E4 (Brass Craft Mfg Co Sub of Masco Corp), 68-6-8 (Brass Craft Mfg Co Sub of Masco Corp).

What NSN replaces 4730-01-219-2012?

There are 5 known substitutes for 4730-01-219-2012: 5945-00-201-6868, 3040-00-337-2046, 3030-00-528-3826 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 68-6-8?

Key specifications for 68-6-8: Seat Nominal Radius: 0.062 INCHES FIRST END IN; Connection Style: PLAIN (PIPE) SECOND END; Connection Type: THREADED EXTERNAL TUBE FIRST END; Thread Series Designator: UN FIRST END. 14 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