PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CS4730-0121A16ELPQCoupling,pipe

Mindeco Corp · NSN 4730-00-542-5106 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-542-5106 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-542-5106. Primary manufacturer part number: CS4730-0121A16ELPQ.
Features
  • Coupling,pipe — FSC 4730
  • Nominal Pipe Size Accommodated: 1.500 INCHES ALL ENDS IN
  • Maximum Operating Temp: 150.0 FAHRENHEIT SECOND RESPONSE DEGF
  • Connection Style: SOCKET W/ GROVE (PIPE) ALL ENDS
  • Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
  • Maximum Operating Temp: 425.0 FAHRENHEIT FIRST RESPONSE DEGF
  • Media for Which Designed: STEAM FIRST RESPONSE
  • Pipe Wall Thickness Designation for Which Designed: STANDARD ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy 903 or Copper Alloy 922 Overall construction
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-00-542-5106, 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 Mindeco Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-542-5106
Primary Part NumberCS4730-0121A16ELPQ
Item NameCoupling,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMindeco Corp
StatusCANCELLED
Nominal Pipe Size Accommodated1.500 INCHES ALL ENDS IN
Maximum Operating Temp150.0 FAHRENHEIT SECOND RESPONSE DEGF
Connection StyleSOCKET W/ GROVE (PIPE) ALL ENDS
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
Maximum Operating Temp425.0 FAHRENHEIT FIRST RESPONSE DEGF
Media for Which DesignedSTEAM FIRST RESPONSE
Pipe Wall Thickness Designation for Which DesignedSTANDARD ALL ENDS
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
MaterialCOPPER ALLOY 903 OR COPPER ALLOY 922 OVERALL
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Specification/standard Data81349-MIL-F-1183H GOVERNMENT SPECIFICATION
Furnished Items and Quantity2 BRAZING RING
Material Document and ClassificationQQ-C-390 FED SPEC 1ST MATERIAL RESPONSE OR ASTM-B61 ASSN STD 2ND MATERIAL RESPONSE OVERALL
Nominal Overall Length1.920 INCHES IN
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Style DesignatorPLAIN W/CONCAVE SIDES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-542-5100 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5101 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5102 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5103 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5104 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5105 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5107 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5108 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5109 INTERCHANGEABLE
Coupling,pipe
4730-00-542-5110 INTERCHANGEABLE
Coupling,tube
Cross-Reference Index
Part NumberManufacturer
CS4730-0121A16ELPQ Mindeco Corp (USA)
5150-300 Lbc Aquisitions Llc Dba Lee Brass Div Lee Brass Foundry, Llc (USA)
M1183/3-07A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-1183/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-F-1183 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-542-5100INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5101INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5102INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5103INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5104INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5105INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5107INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5108INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5109INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5110INTERCHANGEABLE
COUPLING,TUBE
4730-00-542-5111INTERCHANGEABLE
COUPLING,PIPE
4730-00-542-5112INTERCHANGEABLE
COUPLING,PIPE

Frequently Asked Questions

What is NSN 4730-00-542-5106?

NSN 4730-00-542-5106 is a Coupling,pipe, manufactured by Mindeco Corp, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-542-5106?

NSN 4730-00-542-5106 has 5 cross-referenced part numbers: CS4730-0121A16ELPQ (Mindeco Corp), 5150-300 (Lbc Aquisitions Llc Dba Lee Brass Div Lee Brass Foundry, Llc), M1183/3-07A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1183/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-F-1183 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4730-00-542-5106?

There are 12 known substitutes for 4730-00-542-5106: 4730-00-542-5100, 4730-00-542-5101, 4730-00-542-5102 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CS4730-0121A16ELPQ?

Key specifications for CS4730-0121A16ELPQ: Nominal Pipe Size Accommodated: 1.500 INCHES ALL ENDS IN; Maximum Operating Temp: 150.0 FAHRENHEIT SECOND RESPONSE DEGF; Connection Style: SOCKET W/ GROVE (PIPE) ALL ENDS; End Item Identification: POSEIDON SUBMARINE. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-542-5106 still in active supply?

NSN 4730-00-542-5106 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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