PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ASME B16.22Cap,tube

The American Society of Mechanical Engineers · NSN 4730-00-265-7020 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-265-7020 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-265-7020. Primary manufacturer part number: ASME B16.22.
Features
  • Cap,tube — FSC 4730
  • Maximum Operating Temp: 350.0 FAHRENHEIT DEGF
  • Specification/standard Data: 80204-ASA B16.22-1963 CAP TUBE,SIZE 2.125 IN. TY L PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD IN
  • Operating Pressure: 155.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Media for Which Designed: WATER, FRESH
  • Material: COPPER ALLOY OVERALL
  • Tube Outside Diameter for Which Designed: 2.125 INCHES NOMINAL IN
  • Style Designator: CAP
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Cap,tube, cataloged under National Stock Number 4730-00-265-7020, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-265-7020
Primary Part NumberASME B16.22
Item NameCap,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Maximum Operating Temp350.0 FAHRENHEIT DEGF
Specification/standard Data80204-ASA B16.22-1963 CAP TUBE,SIZE 2.125 IN. TY L PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD IN
Operating Pressure155.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Media for Which DesignedWATER, FRESH
MaterialCOPPER ALLOY OVERALL
Tube Outside Diameter for Which Designed2.125 INCHES NOMINAL IN
Style DesignatorCAP
Connection StyleCRIMPED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-053-0624W-2388 INTERCHANGEABLE
Elbow,tube
Mueller Brass Co.
4730-00-265-7019 INTERCHANGEABLE
Cap,tube
4730-00-289-1271 INTERCHANGEABLE
Elbow,tube
4730-00-359-7052W2131 INTERCHANGEABLE
Elbow,pipe to Tube
Mueller Brass Co.
4730-00-702-8804 INTERCHANGEABLE
Adapter,straight,pipe to Tube
4730-00-722-1295 INTERCHANGEABLE
Coupling,tube
4730-00-722-3579 INTERCHANGEABLE
Adapter,straight,pipe to Tube
4730-00-808-7817W1339 INTERCHANGEABLE
Reducer,tube
Mueller Brass Co.
4730-00-813-3193 INTERCHANGEABLE
Elbow,tube
4730-00-818-3872W2049 INTERCHANGEABLE
Elbow,tube
Mueller Brass Co.
Cross-Reference Index
Part NumberManufacturer
ASME B16.22 The American Society of Mechanical Engineers (USA)
B16-22-1951 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
4730-00-053-0624INTERCHANGEABLE
ELBOW,TUBE
W-2388
4730-00-265-7019INTERCHANGEABLE
CAP,TUBE
4730-00-289-1271INTERCHANGEABLE
ELBOW,TUBE
4730-00-359-7052INTERCHANGEABLE
ELBOW,PIPE TO TUBE
W2131
4730-00-702-8804INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4730-00-722-1295INTERCHANGEABLE
COUPLING,TUBE
4730-00-722-3579INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4730-00-808-7817INTERCHANGEABLE
REDUCER,TUBE
W1339
4730-00-813-3193INTERCHANGEABLE
ELBOW,TUBE
4730-00-818-3872INTERCHANGEABLE
ELBOW,TUBE
W2049
4730-00-818-5190INTERCHANGEABLE
ELBOW,TUBE
4730-00-825-2490INTERCHANGEABLE
ELBOW,TUBE

Frequently Asked Questions

What is NSN 4730-00-265-7020?

NSN 4730-00-265-7020 is a Cap,tube, manufactured by The American Society of Mechanical Engineers, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-265-7020?

NSN 4730-00-265-7020 has 2 cross-referenced part numbers: ASME B16.22 (The American Society of Mechanical Engineers), B16-22-1951 (American National Standards Institute Incorporated Dba American National Standards Institute).

What NSN replaces 4730-00-265-7020?

There are 12 known substitutes for 4730-00-265-7020: 4730-00-053-0624, 4730-00-265-7019, 4730-00-289-1271 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ASME B16.22?

Key specifications for ASME B16.22: Maximum Operating Temp: 350.0 FAHRENHEIT DEGF; Specification/standard Data: 80204-ASA B16.22-1963 CAP TUBE,SIZE 2.125 IN. TY L PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD IN; Operating Pressure: 155.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Media for Which Designed: WATER, FRESH. 8 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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