PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18211Coupling Half,self-Sealing

Templeton Kenly and Co Inc · NSN 4730-01-061-5599 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-061-5599 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-061-5599. Primary manufacturer part number: 18211.
Features
  • Coupling Half,self-Sealing — FSC 4730
  • Surface Treatment: CADMIUM BODY
  • Thread Series Designator: NPT ALL ENDS
  • Material: STEEL BODY
  • Connection Style: PLAIN ALL ENDS
  • Style Designator: MALE COUPLING HALF
  • Connection Type: THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
  • Features Provided: SELF-SEALING
Applications
  • Applications requiring Steel Body construction
General Description

The Coupling Half,self-Sealing, cataloged under National Stock Number 4730-01-061-5599, 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 Templeton Kenly and Co Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, 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
NSN4730-01-061-5599
Primary Part Number18211
Item NameCoupling Half,self-Sealing
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTempleton Kenly and Co Inc
StatusACTIVE
Surface TreatmentCADMIUM BODY
Thread Series DesignatorNPT ALL ENDS
MaterialSTEEL BODY
Connection StylePLAIN ALL ENDS
Style DesignatorMALE COUPLING HALF
Connection TypeTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
Features ProvidedSELF-SEALING
Nominal Thread Size0.375 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2925-00-144-3203A13050 INTERCHANGEABLE
Retainer,inner Bear
Inrcore, Llc Div Inrcore
5920-00-228-9893 INTERCHANGEABLE
Absorber,overvoltage
5998-00-261-8726454066-1 INTERCHANGEABLE
Circuit Card Assembly
Raytheon Company Dba Raytheon Co
5945-00-502-58681821-1 INTERCHANGEABLE
Relay,electromagnetic
Airpax Corporation Llc Dba Airpax Corporation Llc
5360-00-511-122918211 INTERCHANGEABLE
Spring,helical,compression
Parker-Hannifin Corporation Dba Control Systems Division
5905-00-522-5805 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5935-00-806-88131822-1 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
5930-00-923-38771820-1 INTERCHANGEABLE
Switch,pressure
Dwyer Instruments Inc
5930-00-949-5594 INTERCHANGEABLE
Switch,rotary
4520-01-045-0835 INTERCHANGEABLE
Plate,cover
Cross-Reference Index
Part NumberManufacturer
2208 Templeton Kenly and Co Inc (USA)
C211 Templeton Kenly and Co Inc (USA)
18221 Templeton Kenly and Co Inc (USA)
RP3-6A Templeton Kenly and Co Inc (USA)
18211 PRIMARY Templeton Kenly and Co Inc (USA)
Related Parts
2925-00-144-3203INTERCHANGEABLE
RETAINER,INNER BEAR
A13050
5920-00-228-9893INTERCHANGEABLE
ABSORBER,OVERVOLTAGE
5998-00-261-8726INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
454066-1
5945-00-502-5868INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1821-1
5360-00-511-1229INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
18211
5905-00-522-5805INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5935-00-806-8813INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1822-1
5930-00-923-3877INTERCHANGEABLE
SWITCH,PRESSURE
1820-1
5930-00-949-5594INTERCHANGEABLE
SWITCH,ROTARY
4520-01-045-0835INTERCHANGEABLE
PLATE,COVER
5998-01-144-5566INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5305-01-362-2856INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
18211

Frequently Asked Questions

What is NSN 4730-01-061-5599?

NSN 4730-01-061-5599 is a Coupling Half,self-Sealing, manufactured by Templeton Kenly and Co Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-061-5599?

NSN 4730-01-061-5599 has 5 cross-referenced part numbers: 2208 (Templeton Kenly and Co Inc), C211 (Templeton Kenly and Co Inc), 18221 (Templeton Kenly and Co Inc), RP3-6A (Templeton Kenly and Co Inc), 18211 (Templeton Kenly and Co Inc).

What NSN replaces 4730-01-061-5599?

There are 12 known substitutes for 4730-01-061-5599: 2925-00-144-3203, 5920-00-228-9893, 5998-00-261-8726 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18211?

Key specifications for 18211: Overall Length: 2.840 INCHES NOMINAL IN; Surface Treatment: CADMIUM BODY; Thread Series Designator: NPT ALL ENDS; Material: STEEL BODY. 9 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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