PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13211E4043-6Tee,tube

Cecom Lr Center · NSN 4730-00-818-7778 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-818-7778 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-818-7778. Primary manufacturer part number: 13211E4043-6.
Features
  • Tee,tube — FSC 4730
  • Material: COPPER ALLOY OR COPPER OVERALL
  • Nominal Outside Diameter Tube Accommodated: 0.125 INCHES THIRD END IN
  • Leg Length: 0.562 INCHES NOMINAL THIRD END IN
  • Connection Style: SOCKET (TUBE) ALL ENDS
  • Leg Length: 0.514 INCHES MINIMUM AND 0.531 INCHES MAXIMUM SECOND END IN
  • Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy or Copper Overall construction
General Description

The Tee,tube, cataloged under National Stock Number 4730-00-818-7778, 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 Cecom Lr Center. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-818-7778
Primary Part Number13211E4043-6
Item NameTee,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCecom Lr Center
StatusCANCELLED
MaterialCOPPER ALLOY OR COPPER OVERALL
Nominal Outside Diameter Tube Accommodated0.125 INCHES THIRD END IN
Leg Length0.562 INCHES NOMINAL THIRD END IN
Connection StyleSOCKET (TUBE) ALL ENDS
Leg Length0.514 INCHES MINIMUM AND 0.531 INCHES MAXIMUM SECOND END IN
Connection TypeUNTHREADED INTERNAL TUBE ALL ENDS
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
Media for Which DesignedHYDRAULIC FLUID SINGLE RESPONSE
Leg Length0.514 INCHES MINIMUM AND 0.531 INCHES MAXIMUM FIRST END IN
Nominal Outside Diameter Tube Accommodated0.250 INCHES SECOND END IN
Material Document and ClassificationANSI B16.22 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Tubing Wall Nominal Thickness for Which Designed0.042 INCHES FIRST END IN
Tubing Wall Nominal Thickness for Which Designed0.042 INCHES SECOND END IN
Tubing Wall Nominal Thickness for Which Designed0.025 INCHES THIRD END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5815-00-007-4052334864 INTERCHANGEABLE
Armature
Telemechanics Inc
4730-00-596-40623430-148 INTERCHANGEABLE
Tee,tube
Flagg Stanley G & Co Inc Dba Flagg Brass
4730-01-093-2799W4012 INTERCHANGEABLE
Tee,tube
Mueller Brass Co.
4730-01-176-9502W4062 INTERCHANGEABLE
Tee,tube
Mueller Brass Co.
4730-01-486-484013211E4043-19 INTERCHANGEABLE
Tee,tube
Cecom Lr Center
Cross-Reference Index
Part NumberManufacturer
W40324 Mueller Brass Co. (USA)
R66172D14043-6 Unifab Industries Inc (USA)
334868 Howden Fluid Systems (USA)
13211E4043-6 PRIMARY Cecom Lr Center (USA)
13211E4043 Cecom Lr Center (USA)
611-1-4X1-4X1-8 Nibco Inc (USA)
WRG95706 Carrier Corp (USA)
334868P01 Meggitt Defense Systems, Inc. Dba Meggitt Western Design (USA)
12706237-1 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
334868P01 Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA)
A26246-2 Spx Corporation Dba Dielectric Communications Div Spx Communication Technologies (USA)
DE40BA103 Carrier Corp (USA)
B16-22 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
334868P01 Howden Fluid Systems (USA)
Related Parts
5815-00-007-4052INTERCHANGEABLE
ARMATURE
334864
4730-00-596-4062INTERCHANGEABLE
TEE,TUBE
3430-148
4730-01-093-2799INTERCHANGEABLE
TEE,TUBE
W4012
4730-01-176-9502INTERCHANGEABLE
TEE,TUBE
W4062
4730-01-486-4840INTERCHANGEABLE
TEE,TUBE
13211E4043-19

Frequently Asked Questions

What is NSN 4730-00-818-7778?

NSN 4730-00-818-7778 is a Tee,tube, manufactured by Cecom Lr Center, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-818-7778?

NSN 4730-00-818-7778 has 14 cross-referenced part numbers: W40324 (Mueller Brass Co.), R66172D14043-6 (Unifab Industries Inc), 334868 (Howden Fluid Systems), 13211E4043-6 (Cecom Lr Center), 13211E4043 (Cecom Lr Center) and 9 more.

What NSN replaces 4730-00-818-7778?

There are 5 known substitutes for 4730-00-818-7778: 5815-00-007-4052, 4730-00-596-4062, 4730-01-093-2799 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13211E4043-6?

Key specifications for 13211E4043-6: Material: COPPER ALLOY OR COPPER OVERALL; Nominal Outside Diameter Tube Accommodated: 0.125 INCHES THIRD END IN; Leg Length: 0.562 INCHES NOMINAL THIRD END IN; Connection Style: SOCKET (TUBE) ALL ENDS. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-818-7778 still in active supply?

NSN 4730-00-818-7778 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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