PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM5Tee,tube

B & B Tritech Inc. · NSN 4730-00-166-9180 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-166-9180 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-166-9180. Primary manufacturer part number: SM5.
Features
  • Tee,tube — FSC 4730
  • Thread Series Designator: UNF ALL ENDS
  • Surface Treatment: CHROMIUM OVERALL
  • Nominal Outside Diameter Tube Accommodated: 0.438 INCHES SECOND END IN
  • Nominal Outside Diameter Tube Accommodated: 0.438 INCHES SECOND END IN
  • Nominal Thread Size: 0.500 INCHES THIRD END IN
  • Nominal Thread Size: 0.625 INCHES SECOND END IN
  • Nominal Outside Diameter Tube Accommodated: 0.312 INCHES THIRD END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Tee,tube, cataloged under National Stock Number 4730-00-166-9180, 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 B & B Tritech Inc.. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-166-9180
Primary Part NumberSM5
Item NameTee,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerB & B Tritech Inc.
StatusACTIVE
Thread Series DesignatorUNF ALL ENDS
Surface TreatmentCHROMIUM OVERALL
Nominal Outside Diameter Tube Accommodated0.438 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated0.438 INCHES SECOND END IN
Nominal Thread Size0.500 INCHES THIRD END IN
Nominal Thread Size0.625 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated0.312 INCHES THIRD END IN
Nominal Outside Diameter Tube Accommodated0.438 INCHES FIRST END IN
Surface TreatmentCHROMIUM OVERALL
Nominal Thread Size0.625 INCHES FIRST END IN
Thread Series DesignatorUNF ALL ENDS
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialCOPPER ALLOY OVERALL
Thread Class2B FIRST END
Connection TypeTHREADED INTERNAL TUBE FIRST END
Nominal Thread Size0.500 INCHES THIRD END IN
Connection StylePLAIN (TUBE) THIRD END
Connection TypeTHREADED EXTERNAL TUBE THIRD END
Nominal Thread Size0.625 INCHES FIRST END IN
Thread Class2A THIRD END A
Connection TypeTHREADED EXTERNAL TUBE SECOND END
Nominal Outside Diameter Tube Accommodated0.312 INCHES THIRD END IN
Nominal Thread Size0.625 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated0.438 INCHES FIRST END IN
Thread Class2A SECOND END A
Connection StylePLAIN (TUBE) SECOND END
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
7450-00-564-8380SM5 INTERCHANGEABLE
Mask,stenographers
Talk Inc
7610-01-281-0344 INTERCHANGEABLE
Book
5845-01-567-9216SM-5 INTERCHANGEABLE
Sounding Set,sonar
Speedtech Instruments
7830-01-623-5298SM5 INTERCHANGEABLE
Exerciser,stepper
Stairmaster Health & Fitness Products Inc
Cross-Reference Index
Part NumberManufacturer
SM5 PRIMARY B & B Tritech Inc. (USA)
Related Parts
7450-00-564-8380INTERCHANGEABLE
MASK,STENOGRAPHERS
SM5
7610-01-281-0344INTERCHANGEABLE
BOOK
5845-01-567-9216INTERCHANGEABLE
SOUNDING SET,SONAR
SM-5
7830-01-623-5298INTERCHANGEABLE
EXERCISER,STEPPER
SM5

Frequently Asked Questions

What is NSN 4730-00-166-9180?

NSN 4730-00-166-9180 is a Tee,tube, manufactured by B & B Tritech Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-166-9180?

NSN 4730-00-166-9180 has 1 cross-referenced part number: SM5 (B & B Tritech Inc.).

What NSN replaces 4730-00-166-9180?

There are 4 known substitutes for 4730-00-166-9180: 7450-00-564-8380, 7610-01-281-0344, 5845-01-567-9216 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM5?

Key specifications for SM5: Thread Series Designator: UNF ALL ENDS; Surface Treatment: CHROMIUM OVERALL; Nominal Outside Diameter Tube Accommodated: 0.438 INCHES SECOND END IN; Nominal Outside Diameter Tube Accommodated: 0.438 INCHES SECOND END IN. 28 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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