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PartsTable / COMPONENT / D-1866 3-B
D-1866 3-B ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, connection_type: BUTT WELD PIPE ALL ENDS, connection_style: BEVELED (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, mounting_position: HORIZONTAL OR VERTICAL, operating_pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-152-0616, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
D-1866 3-B
NSN: 4820-01-152-0616
FSC: 4820
CAGE: 17062 — P J VALVES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
connection_typeBUTT WELD PIPE ALL ENDS
connection_styleBEVELED (PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
mounting_positionHORIZONTAL OR VERTICAL
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp500.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC
nominal_pipe_size_accommodated3.000 INCHES ALL ENDS IN
material_document_and_classificationASTM A216, GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN4820-01-152-0616
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D-1866 3-B · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
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
•
NOMINAL PIPE SIZE ACCOMMODATED: 3.000 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
D-1866 PIECE 13 3IN BInterchangeable
interchangeable cross-reference
interchangeable
D1866 PIECE 13Interchangeable
interchangeable cross-reference
interchangeable
D-1866 PC 3 3IN BInterchangeable
interchangeable cross-reference
interchangeable
D1866 PIECE 3 3Interchangeable
interchangeable cross-reference
interchangeable
D-1866 PIECE 3 3IN BInterchangeable
interchangeable cross-reference
interchangeable
D1866 PIECE 4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D-1866 3-B?
D-1866 3-B is a VALVE,CHECK.
What parts can replace D-1866 3-B?
There are 11 known substitutes for D-1866 3-B: D-1866 PIECE 13 3IN B, D1866 PIECE 13, D-1866 PC 3 3IN B and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D-1866 3-B?
D-1866 3-B is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-152-0616. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026