PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1886Valve,check

Champion Laboratories, Inc. · NSN 4820-00-288-7477 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-288-7477 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-288-7477. Primary manufacturer part number: 1886.
Features
  • Valve,check — FSC 4820
  • Thread Quantity Per Inch: 14 FIRST END
  • Flow Control Device: CONE
  • Connection Type: THREADED EXTERNAL TUBE SECOND END
  • Mounting Position: VERTICAL
  • Connection Type: THREADED INTERNAL PIPE FIRST END
  • Thread Series Designator: NPT FIRST END
  • Disk Loading Method: SPRING
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-288-7477, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Champion Laboratories, Inc.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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
NSN4820-00-288-7477
Primary Part Number1886
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerChampion Laboratories, Inc.
StatusACTIVE
Thread Quantity Per Inch14 FIRST END
Flow Control DeviceCONE
Connection TypeTHREADED EXTERNAL TUBE SECOND END
Mounting PositionVERTICAL
Connection TypeTHREADED INTERNAL PIPE FIRST END
Thread Series DesignatorNPT FIRST END
Disk Loading MethodSPRING
Nominal Thread Size0.500 INCHES FIRST END IN
Thread Series DesignatorUNF SECOND END
Thread Quantity Per Inch18 SECOND END
Nominal Pipe Size Accommodated0.500 INCHES FIRST END IN
Nominal Thread Size0.562 INCHES SECOND END IN
Thread DirectionRIGHT-HAND SECOND END
Nominal Outside Diameter Tube Accommodated0.375 INCHES SECOND END IN
MaterialSTEEL OVERALL
Thread DirectionRIGHT-HAND FIRST END
Style DesignatorSTRAIGHT THRU
Valve Operation MethodAUTOMATIC
Connection StyleINVERTED FLARE (TUBE) SECOND END
Thread Class3A SECOND END A
Seat Angle45.0 DEGREES SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-012-9887 INTERCHANGEABLE
Screw,wood
5120-00-090-4386PWA3347-4 INTERCHANGEABLE
Gage
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3110-00-101-1784332A INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5365-00-102-79921886 INTERCHANGEABLE
Shim
Eaton Aerospace, Llc Dba Jackson South
6780-00-731-87501886 INTERCHANGEABLE
Glass,and Set of Pa
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
5910-00-851-60170180-0064 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Keysight Technologies Inc
6515-00-904-56301886 INTERCHANGEABLE
Cuff,sphygmomanometer
W. a. Baum Co., Inc. Dba Wa Baum Co Inc
6240-00-946-9658 INTERCHANGEABLE
Lamp,incandescent
4220-01-183-2998 INTERCHANGEABLE
Adapter,divers Mask
6250-01-263-7684 INTERCHANGEABLE
Lampholder
Cross-Reference Index
Part NumberManufacturer
1886 PRIMARY Champion Laboratories, Inc. (USA)
1886 Luber-Finer Inc Sub of Champion Laboratories Inc Affil of Uis Inc (USA)
0063890 New Holland Construction (USA)
063890 New Holland Construction (USA)
0063890-8 New Holland Construction (USA)
70063890 New Holland Construction (USA)
Related Parts
5305-00-012-9887INTERCHANGEABLE
SCREW,WOOD
5120-00-090-4386INTERCHANGEABLE
GAGE
PWA3347-4
3110-00-101-1784INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
332A
5365-00-102-7992INTERCHANGEABLE
SHIM
1886
6780-00-731-8750INTERCHANGEABLE
GLASS,AND SET OF PA
1886
5910-00-851-6017INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
0180-0064
6515-00-904-5630INTERCHANGEABLE
CUFF,SPHYGMOMANOMETER
1886
6240-00-946-9658INTERCHANGEABLE
LAMP,INCANDESCENT
4220-01-183-2998INTERCHANGEABLE
ADAPTER,DIVERS MASK
6250-01-263-7684INTERCHANGEABLE
LAMPHOLDER
5315-01-270-8282INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
6515-01-336-5898INTERCHANGEABLE
NEBULIZER,MEDICINAL

Frequently Asked Questions

What is NSN 4820-00-288-7477?

NSN 4820-00-288-7477 is a Valve,check, manufactured by Champion Laboratories, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-288-7477?

NSN 4820-00-288-7477 has 6 cross-referenced part numbers: 1886 (Champion Laboratories, Inc.), 1886 (Luber-Finer Inc Sub of Champion Laboratories Inc Affil of Uis Inc), 0063890 (New Holland Construction), 063890 (New Holland Construction), 0063890-8 (New Holland Construction) and 1 more.

What NSN replaces 4820-00-288-7477?

There are 12 known substitutes for 4820-00-288-7477: 5305-00-012-9887, 5120-00-090-4386, 3110-00-101-1784 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1886?

Key specifications for 1886: Thread Quantity Per Inch: 14 FIRST END; Flow Control Device: CONE; Connection Type: THREADED EXTERNAL TUBE SECOND END; Mounting Position: VERTICAL. 21 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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