PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ASME B16.22Coupling,tube

The American Society of Mechanical Engineers · NSN 4730-00-722-1295 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-722-1295 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-722-1295. Primary manufacturer part number: ASME B16.22.
Features
  • Coupling,tube — FSC 4730
  • Nominal Overall Length: 2.188 INCHES IN
  • Style Designator: PLAIN
  • Material: COPPER OVERALL
  • Connection Type: UNTHREADED INTERNAL TUBE FIRST END
  • Connection Type: UNTHREADED INTERNAL TUBE SECOND END
  • Connection Style: PLAIN (TUBE) ALL ENDS
  • Nominal Outside Diameter Tube Accommodated: 1.625 INCHES ALL ENDS IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Overall construction
General Description

The Coupling,tube, cataloged under National Stock Number 4730-00-722-1295, 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 The American Society of Mechanical Engineers. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-722-1295
Primary Part NumberASME B16.22
Item NameCoupling,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
Nominal Overall Length2.188 INCHES IN
Style DesignatorPLAIN
MaterialCOPPER OVERALL
Connection TypeUNTHREADED INTERNAL TUBE FIRST END
Connection TypeUNTHREADED INTERNAL TUBE SECOND END
Connection StylePLAIN (TUBE) ALL ENDS
Nominal Outside Diameter Tube Accommodated1.625 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-053-0624W-2388 INTERCHANGEABLE
Elbow,tube
Mueller Brass Co.
5970-00-089-1881HK-90-127 INTERCHANGEABLE
Tape,insulation,electrical
Hawkeye International, Llc
5110-00-240-7073DWG5110-00-240-7073 INTERCHANGEABLE
Knife,craftsman's
General Services Administration Federal Supply Service
4730-00-265-7019 INTERCHANGEABLE
Cap,tube
4730-00-265-7020 INTERCHANGEABLE
Cap,tube
4730-00-289-0292 INTERCHANGEABLE
Coupling,tube
4730-00-289-1271 INTERCHANGEABLE
Elbow,tube
4730-00-359-7052W2131 INTERCHANGEABLE
Elbow,pipe to Tube
Mueller Brass Co.
2530-00-383-4819FE681 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
4720-00-555-3499 INTERCHANGEABLE
Hose,nonmetallic
Cross-Reference Index
Part NumberManufacturer
ASME B16.22 The American Society of Mechanical Engineers (USA)
601 Crane Co Div Valve Div (USA)
601 1-2 Nibco Inc (USA)
601 1/2IN Crane Co Div Valve Div (USA)
W1908 Mueller Brass Co. (USA)
Related Parts
4730-00-053-0624INTERCHANGEABLE
ELBOW,TUBE
W-2388
5970-00-089-1881INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
HK-90-127
5110-00-240-7073INTERCHANGEABLE
KNIFE,CRAFTSMAN'S
DWG5110-00-240-7073
4730-00-265-7019INTERCHANGEABLE
CAP,TUBE
4730-00-265-7020INTERCHANGEABLE
CAP,TUBE
4730-00-289-0292INTERCHANGEABLE
COUPLING,TUBE
4730-00-289-1271INTERCHANGEABLE
ELBOW,TUBE
4730-00-359-7052INTERCHANGEABLE
ELBOW,PIPE TO TUBE
W2131
2530-00-383-4819INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FE681
4720-00-555-3499INTERCHANGEABLE
HOSE,NONMETALLIC
4730-00-702-8804INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4730-00-722-3579INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE

Frequently Asked Questions

What is NSN 4730-00-722-1295?

NSN 4730-00-722-1295 is a Coupling,tube, manufactured by The American Society of Mechanical Engineers, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-722-1295?

NSN 4730-00-722-1295 has 5 cross-referenced part numbers: ASME B16.22 (The American Society of Mechanical Engineers), 601 (Crane Co Div Valve Div), 601 1-2 (Nibco Inc), 601 1/2IN (Crane Co Div Valve Div), W1908 (Mueller Brass Co.).

What NSN replaces 4730-00-722-1295?

There are 12 known substitutes for 4730-00-722-1295: 4730-00-053-0624, 5970-00-089-1881, 5110-00-240-7073 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ASME B16.22?

Key specifications for ASME B16.22: Nominal Overall Length: 2.188 INCHES IN; Style Designator: PLAIN; Material: COPPER OVERALL; Connection Type: UNTHREADED INTERNAL TUBE FIRST END. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-722-1295 still in active supply?

NSN 4730-00-722-1295 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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