PartsTable
Technical Data Sheet
Download PDF

3-430-M31 — VALVE,VENT-CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3-430-M31: VALVE,VENT-CHECK.

The VALVE,VENT-CHECK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY FLOW CONTROL DEVICE, special_features: NHA VALVE,VENT CHECK, valve_operation_method: AUTOMATIC, nominal_pipe_size_accommodated: 6.000 INCHES ALL ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-513-0940, 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
3-430-M31
NSN: 4820-01-513-0940
NIINs: 015130940, 015130951, 015131260
FSC: 4820 — Valves, Nonpowered
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY FLOW CONTROL DEVICE
special_featuresNHA VALVE,VENT CHECK
valve_operation_methodAUTOMATIC
nominal_pipe_size_accommodated6.000 INCHES ALL ENDS IN
NSN4820-01-513-0940
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3-430-M31 · 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
•
MATERIAL: COPPER ALLOY BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 1
3-430/3-430-M31 6INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 3-430-M31?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3-430-M31?
3-430-M31 is a VALVE,VENT-CHECK.
What parts can replace 3-430-M31?
There is 1 known substitute for 3-430-M31: 3-430/3-430-M31 6IN. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-430-M31?
3-430-M31 is cataloged in the U.S. Government catalog under NSN 4820-01-513-0940. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3-430-M31

✓ 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.