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Technical Data Sheet
PartsTable / COMPONENT / 156/44
156/44 ✓ 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 156/44 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-713-2879, 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
156/44
NSN: 4820-00-713-2879
FSC: 4820
CAGE: K7018 — WELLMAN GROUP (GBR)
SPECIFICATIONS
Part Number156/44
NSN4820-00-713-2879
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 156/44 · 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
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
STYLE DESIGNATOR: PLAIN THREADED
•
THREAD LENGTH: 0.562 INCHES NOMINAL SINGLE THREADED PORTION IN
•
SEATING SURFACE SHAPE: FLAT
•
BODY INSIDE DIAMETER: 0.625 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.375 INCHES SINGLE THREADED PORTION IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A SINGLE THREADED PORTION A
SPECIAL FEATURESW/FOUR 0.375 IN. DIA HOLES ON OUTER PERIPHERY AND 0.750 IN. FROM UNTHD END TO HOLE CENTER SPACED 90 DEG APART IN
STYLE DESIGNATORPLAIN THREADED
THREAD LENGTH0.562 INCHES NOMINAL SINGLE THREADED PORTION IN
SEATING SURFACE SHAPEFLAT
BODY INSIDE DIAMETER0.625 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.375 INCHES SINGLE THREADED PORTION IN
OVERALL HEIGHT1.625 INCHES NOMINAL IN
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
15644Interchangeable
interchangeable cross-reference
interchangeable
FHE231AInterchangeable
interchangeable cross-reference
interchangeable
0307-0223Interchangeable
interchangeable cross-reference
interchangeable
15.644Interchangeable
interchangeable cross-reference
interchangeable
1-583718-1Interchangeable
interchangeable cross-reference
interchangeable
455/2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 156/44?
156/44 is a 156/44.
What parts can replace 156/44?
There are 11 known substitutes for 156/44: 15644, FHE231A, 0307-0223 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 156/44?
156/44 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-713-2879. 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