PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D1866 3-BValve,check

P J Valves Inc · NSN 4820-01-152-0616 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-152-0616 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-152-0616. Primary manufacturer part number: D1866 3-B.
Features
  • Valve,check — FSC 4820
  • Flow Control Device: DISK
  • Connection Style: BEVELED (PIPE) ALL ENDS
  • Connection Type: BUTT WELD PIPE ALL ENDS
  • Mounting Position: HORIZONTAL OR VERTICAL
  • Maximum Operating Temp: 500.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Style Designator: STRAIGHT THRU
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 4820-01-152-0616, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is P J Valves Inc. Government technical data includes 11 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-152-0616
Primary Part NumberD1866 3-B
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerP J Valves Inc
StatusACTIVE
Flow Control DeviceDISK
Connection StyleBEVELED (PIPE) ALL ENDS
Connection TypeBUTT WELD PIPE ALL ENDS
Mounting PositionHORIZONTAL OR VERTICAL
Maximum Operating Temp500.0 FAHRENHEIT SINGLE RESPONSE DEGF
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Style DesignatorSTRAIGHT THRU
Nominal Pipe Size Accommodated3.000 INCHES ALL ENDS IN
MaterialSTEEL OVERALL
Material Document and ClassificationASTM A216, GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-01-073-5845 INTERCHANGEABLE
Seat,valve
4820-01-073-6391D-1866 PC 3 3IN B INTERCHANGEABLE
Disk,valve
Hunt Valve Company, Inc.
4820-01-090-9722B1486 INTERCHANGEABLE
Disk,valve,metallic
Hunt Valve Company, Inc.
4820-01-091-2840D1866 PIECE 13 PT B1884 3IN-A INTERCHANGEABLE
Seat,valve
Hunt Valve Company, Inc.
5945-01-618-8354 INTERCHANGEABLE
Solenoid,electrical
Cross-Reference Index
Part NumberManufacturer
D1866 3-B P J Valves Inc (USA)
D-1866 P J Valves Inc (USA)
D-1866 3-B Hunt Valve Company, Inc. (USA)
D-1866 3IN-B P J Valves Inc (USA)
D-1866 3-B Hunt Valve Company Inc Dba Union Flonetics (USA)
Related Parts
4820-01-073-5845INTERCHANGEABLE
SEAT,VALVE
4820-01-073-6391INTERCHANGEABLE
DISK,VALVE
D-1866 PC 3 3IN B
4820-01-090-9722INTERCHANGEABLE
DISK,VALVE,METALLIC
B1486
4820-01-091-2840INTERCHANGEABLE
SEAT,VALVE
D1866 PIECE 13 PT B1884 3IN-A
5945-01-618-8354INTERCHANGEABLE
SOLENOID,ELECTRICAL

Frequently Asked Questions

What is NSN 4820-01-152-0616?

NSN 4820-01-152-0616 is a Valve,check, manufactured by P J Valves Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-152-0616?

NSN 4820-01-152-0616 has 5 cross-referenced part numbers: D1866 3-B (P J Valves Inc), D-1866 (P J Valves Inc), D-1866 3-B (Hunt Valve Company, Inc.), D-1866 3IN-B (P J Valves Inc), D-1866 3-B (Hunt Valve Company Inc Dba Union Flonetics).

What NSN replaces 4820-01-152-0616?

There are 5 known substitutes for 4820-01-152-0616: 4820-01-073-5845, 4820-01-073-6391, 4820-01-090-9722 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D1866 3-B?

Key specifications for D1866 3-B: Flow Control Device: DISK; Connection Style: BEVELED (PIPE) ALL ENDS; Connection Type: BUTT WELD PIPE ALL ENDS; Mounting Position: HORIZONTAL OR VERTICAL. 11 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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