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Technical Data Sheet
PartsTable / COMPONENT / 83309-31 ITEM 7 12IN. VALVE
83309-31 ITEM 7 12IN. VALVE ✓ 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 83309-31 ITEM 7 12IN. VALVE 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 4820-01-289-8351, 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
83309-31 ITEM 7 12IN. VALVE
NSN: 4820-01-289-8351
FSC: 4820
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
Part Number83309-31 ITEM 7 12IN. VALVE
NSN4820-01-289-8351
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 83309-31 ITEM 7 12IN. VALVE · 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 TYPE FOR WHICH DESIGNED: GATE
•
LARGEST OUTSIDE DIAMETER: 2.188 INCHES NOMINAL IN
•
VALVE SIZE FOR WHICH DESIGNED: 12.000 INCHES IN
•
MATERIAL: STEEL COMP 410
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
TECHNICAL CHARACTERISTICS (FLIS)
VALVE TYPE FOR WHICH DESIGNEDGATE
OVERALL LENGTH38.000 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER2.188 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED12.000 INCHES IN
MATERIALSTEEL COMP 410
STEM ACTUATING END TYPETHREADED EXTERNALLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
13480Interchangeable
interchangeable cross-reference
interchangeable
8558063Interchangeable
interchangeable cross-reference
interchangeable
8553-1-65Interchangeable
interchangeable cross-reference
interchangeable
P4-32926-G01 REInterchangeable
interchangeable cross-reference
interchangeable
83309-37 ITEM 5Interchangeable
interchangeable cross-reference
interchangeable
83309-31CD51378810-00648-02TSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 83309-31 ITEM 7 12IN. VALVE?
83309-31 ITEM 7 12IN. VALVE is a 83309-31 ITEM 7 12IN. VALVE.
What parts can replace 83309-31 ITEM 7 12IN. VALVE?
There are 10 known substitutes for 83309-31 ITEM 7 12IN. VALVE: 13480, 8558063, 8553-1-65 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 83309-31 ITEM 7 12IN. VALVE?
83309-31 ITEM 7 12IN. VALVE is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-289-8351. 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