PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B16.15Tee,pipe

The American Society of Mechanical Engineers · NSN 4730-01-186-5995 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-186-5995 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-186-5995. Primary manufacturer part number: B16.15.
Features
  • Tee,pipe — FSC 4730
  • Nominal Thread Size: 1.250 INCHES FIRST END IN
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Specification/standard Data: SME B16.15 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Thread Series Designator: NPT ALL ENDS
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Leg Length: 1.750 INCHES NOMINAL THIRD END IN
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Tee,pipe, cataloged under National Stock Number 4730-01-186-5995, 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 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-186-5995
Primary Part NumberB16.15
Item NameTee,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Nominal Thread Size1.250 INCHES FIRST END IN
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Specification/standard DataSME B16.15 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Thread Series DesignatorNPT ALL ENDS
Connection StylePLAIN (PIPE) ALL ENDS
Leg Length1.750 INCHES NOMINAL THIRD END IN
Nominal Thread Size0.750 INCHES SECOND END IN
Leg Length1.620 INCHES NOMINAL SECOND END IN
MaterialCOPPER ALLOY OVERALL
Leg Length1.750 INCHES NOMINAL FIRST END IN
Nominal Thread Size1.250 INCHES THIRD END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5815-00-083-0519179658 INTERCHANGEABLE
Sprocket Assembly
Lucent Technologies Inc Corporate Headquarters
4730-00-187-7651 INTERCHANGEABLE
Coupling,pipe
4730-00-249-3895 INTERCHANGEABLE
Elbow,pipe
4730-00-253-5794 INTERCHANGEABLE
Elbow,pipe
4730-00-256-8512300-8IN INTERCHANGEABLE
Flange,pipe
The Walworth Company
4730-00-277-1896 INTERCHANGEABLE
Bushing,pipe
4730-00-277-5553 INTERCHANGEABLE
Elbow,pipe
4730-00-908-7658 INTERCHANGEABLE
Cross,pipe
4730-01-047-3667 INTERCHANGEABLE
Plug,pipe
4730-01-074-69654135/040 INTERCHANGEABLE
Cross,pipe
Flagg Stanley G & Co Inc Dba Flagg Brass
Cross-Reference Index
Part NumberManufacturer
B16.15 The American Society of Mechanical Engineers (USA)
MS14313-17 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
179658 Army Weapons Command Attn Amswe-Ree-S (USA)
Related Parts
5815-00-083-0519INTERCHANGEABLE
SPROCKET ASSEMBLY
179658
4730-00-187-7651INTERCHANGEABLE
COUPLING,PIPE
4730-00-249-3895INTERCHANGEABLE
ELBOW,PIPE
4730-00-253-5794INTERCHANGEABLE
ELBOW,PIPE
4730-00-256-8512INTERCHANGEABLE
FLANGE,PIPE
300-8IN
4730-00-277-1896INTERCHANGEABLE
BUSHING,PIPE
4730-00-277-5553INTERCHANGEABLE
ELBOW,PIPE
4730-00-908-7658INTERCHANGEABLE
CROSS,PIPE
4730-01-047-3667INTERCHANGEABLE
PLUG,PIPE
4730-01-074-6965INTERCHANGEABLE
CROSS,PIPE
4135/040
4730-01-194-1966INTERCHANGEABLE
ELBOW,PIPE
CA05JA151
4730-01-318-9672INTERCHANGEABLE
ELBOW,PIPE
15-02-0710

Frequently Asked Questions

What is NSN 4730-01-186-5995?

NSN 4730-01-186-5995 is a Tee,pipe, 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 4730-01-186-5995?

NSN 4730-01-186-5995 has 3 cross-referenced part numbers: B16.15 (The American Society of Mechanical Engineers), MS14313-17 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 179658 (Army Weapons Command Attn Amswe-Ree-S).

What NSN replaces 4730-01-186-5995?

There are 12 known substitutes for 4730-01-186-5995: 5815-00-083-0519, 4730-00-187-7651, 4730-00-249-3895 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B16.15?

Key specifications for B16.15: Nominal Thread Size: 1.250 INCHES FIRST END IN; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Specification/standard Data: SME B16.15 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION; Thread Series Designator: NPT ALL ENDS. 11 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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