PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RK11042Cock,poppet Drain

Parker-Hannifin Corporation Dba Racor Division Div Racor Division · NSN 4820-01-200-2129 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-200-2129 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-200-2129. Primary manufacturer part number: RK11042.
Features
  • Cock,poppet Drain — FSC 4820
  • Nominal Thread Size: 0.250 INCHES FIRST END IN
  • Valve Operation Method: MANUAL
  • Thread Series Designator: NPT FIRST END
  • Material: COPPER ALLOY BODY
  • 2 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Racor Division Div Racor Division
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Cock,poppet Drain, cataloged under National Stock Number 4820-01-200-2129, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Racor Division Div Racor Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-200-2129
Primary Part NumberRK11042
Item NameCock,poppet Drain
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Racor Division Div Racor Division
StatusACTIVE
Nominal Thread Size0.250 INCHES FIRST END IN
Valve Operation MethodMANUAL
Thread Series DesignatorNPT FIRST END
MaterialCOPPER ALLOY BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4720-00-274-7926655074 INTERCHANGEABLE
Hose Assembly,nonmetallic
Chrysler Realty Company Llc Dba Daimler Chrysler
5330-00-641-686911042 INTERCHANGEABLE
Gasket
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5325-00-771-8341 INTERCHANGEABLE
Ring,retaining
5910-00-882-0556CA37KFW104 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Lintech Components Co. Inc. Dba Lintech Components Co Inc
4730-01-121-520911049 INTERCHANGEABLE
Coupling,tube
Sabre Engines Ltd
6660-01-244-304011042 INTERCHANGEABLE
Indicator,meteorological Data
Vaisala Inc.
3030-01-351-401311042 INTERCHANGEABLE
Belt,v
Trailmate, Inc.
4730-01-365-6916N11042 INTERCHANGEABLE
Coupling,tube
Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro
4730-01-465-2448 INTERCHANGEABLE
Elbow,swivel Flange to Hose
5330-01-576-994711042 INTERCHANGEABLE
Gasket
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
11042 Parker-Hannifin Corporation Dba Racor Division Div Racor Division (USA)
RK11042 PRIMARY Parker-Hannifin Corporation Dba Racor Division Div Racor Division (USA)
Related Parts
4720-00-274-7926INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
655074
5330-00-641-6869INTERCHANGEABLE
GASKET
11042
5325-00-771-8341INTERCHANGEABLE
RING,RETAINING
5910-00-882-0556INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
CA37KFW104
4730-01-121-5209INTERCHANGEABLE
COUPLING,TUBE
11049
6660-01-244-3040INTERCHANGEABLE
INDICATOR,METEOROLOGICAL DATA
11042
3030-01-351-4013INTERCHANGEABLE
BELT,V
11042
4730-01-365-6916INTERCHANGEABLE
COUPLING,TUBE
N11042
4730-01-465-2448INTERCHANGEABLE
ELBOW,SWIVEL FLANGE TO HOSE
5330-01-576-9947INTERCHANGEABLE
GASKET
11042

Frequently Asked Questions

What is NSN 4820-01-200-2129?

NSN 4820-01-200-2129 is a Cock,poppet Drain, manufactured by Parker-Hannifin Corporation Dba Racor Division Div Racor Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-200-2129?

NSN 4820-01-200-2129 has 2 cross-referenced part numbers: 11042 (Parker-Hannifin Corporation Dba Racor Division Div Racor Division), RK11042 (Parker-Hannifin Corporation Dba Racor Division Div Racor Division).

What NSN replaces 4820-01-200-2129?

There are 10 known substitutes for 4820-01-200-2129: 4720-00-274-7926, 5330-00-641-6869, 5325-00-771-8341 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RK11042?

Key specifications for RK11042: Nominal Thread Size: 0.250 INCHES FIRST END IN; Valve Operation Method: MANUAL; Thread Series Designator: NPT FIRST END; Material: COPPER ALLOY BODY. 4 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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