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Technical Data Sheet
PartsTable / COMPONENT / 31730-10
31730-10 ✓ 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 PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: SEAWOLF CLASS SSN, valve_design_control_activity: 7U055, valve_type_for_which_designed: CHECK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-416-7878, 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
31730-10
NSN: 4820-01-416-7878
FSC: 4820
CAGE: 7U055 — CANYON ENGINEERING PRODUCTS, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_item_identificationSEAWOLF CLASS SSN
valve_design_control_activity7U055
valve_type_for_which_designedCHECK
NSN4820-01-416-7878
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 31730-10 · 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
•
VALVE DESIGN CONTROL ACTIVITY: 7U055
•
MATERIAL: STEEL CORROSION RESISTING
•
VALVE TYPE FOR WHICH DESIGNED: CHECK
TECHNICAL CHARACTERISTICS (FLIS)
VALVE DESIGN CONTROL ACTIVITY7U055
MATERIALSTEEL CORROSION RESISTING
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
VALVE TYPE FOR WHICH DESIGNEDCHECK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
31730Interchangeable
interchangeable cross-reference
interchangeable
31730-1Interchangeable
interchangeable cross-reference
interchangeable
E13789Interchangeable
interchangeable cross-reference
interchangeable
11-30Interchangeable
interchangeable cross-reference
interchangeable
21261Interchangeable
interchangeable cross-reference
interchangeable
8501460Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31730-10?
31730-10 is a PISTON,VALVE.
What parts can replace 31730-10?
There are 16 known substitutes for 31730-10: 31730, 31730-1, E13789 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 31730-10?
31730-10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-416-7878. 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