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Technical Data Sheet
PartsTable / COMPONENT / D139-2-209
D139-2-209 ✓ 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,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT, valve_size: 2.000 INCHES IN, style_designator: STRAIGHT THRU, mounting_facility: WAFER, operating_pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, maximum_operating_temp: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-226-3249, 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
D139-2-209
NSN: 4820-01-226-3249
FSC: 4820
CAGE: 04613 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
valve_size2.000 INCHES IN
style_designatorSTRAIGHT THRU
mounting_facilityWAFER
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp180.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
media_for_which_designedOIL, HYDRAULIC SINGLE RESPONSE
NSN4820-01-226-3249
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D139-2-209 · 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
•
MOUNTING FACILITY: WAFER
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
•
VALVE SIZE: 2.000 INCHES IN
•
MAXIMUM OPERATING TEMP: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING FACILITYWAFER
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
VALVE SIZE2.000 INCHES IN
MATERIALSTEEL COMP 316 FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALIRON BODY
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIALSTEEL COMP 316 STEM
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
1391Interchangeable
interchangeable cross-reference
interchangeable
12265608Interchangeable
interchangeable cross-reference
interchangeable
N52636PCKYInterchangeable
interchangeable cross-reference
interchangeable
N52635PC29Interchangeable
interchangeable cross-reference
interchangeable
1391-P1Interchangeable
interchangeable cross-reference
interchangeable
M1391Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D139-2-209?
D139-2-209 is a VALVE,BUTTERFLY.
What parts can replace D139-2-209?
There are 20 known substitutes for D139-2-209: 1391, 12265608, N52636PCKY and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D139-2-209?
D139-2-209 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-226-3249. 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