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31M-10 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

31M-10: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: RUBBER SYNTHETIC, media_for_which_designed: WATER. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-030-5235, 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
31M-10
NSN: 4820-01-030-5235
FSC: 4820 — Valves, Nonpowered
CAGE: 21013 — METREX VALVE CORP. DBA METREX VALVE CORP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
media_for_which_designedWATER
NSN4820-01-030-5235
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 31M-10 · 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
•
MEDIA FOR WHICH DESIGNED: WATER
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
MEDIA FOR WHICH DESIGNEDWATER
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 2
WCM-3080-UEM PC 19Reference document
Same NSN cross-reference
Reference document — Secondary reference
WCM-3080-UEMReference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 31M-10?
31M-10 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What parts can replace 31M-10?
There are 2 known substitutes for 31M-10: WCM-3080-UEM PC 19, WCM-3080-UEM. Substitute compatibility should be verified for your specific system.
What is the NSN for 31M-10?
31M-10 is cataloged in the U.S. Government catalog under NSN 4820-01-030-5235. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.