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PartsTable / COMPONENT / 3294787 PC 7 1-2IN
3294787 PC 7 1-2IN ✓ 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 ANTI-BACKLASH ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_length: 6.750 INCHES NOMINAL IN, largest_outside_diameter: 0.609 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-158-9387, 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
3294787 PC 7 1-2IN
NSN: 4820-01-158-9387
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_length6.750 INCHES NOMINAL IN
largest_outside_diameter0.609 INCHES NOMINAL IN
NSN4820-01-158-9387
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3294787 PC 7 1-2IN · 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: STEEL CORROSION RESISTING
•
LARGEST OUTSIDE DIAMETER: 0.609 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING
OVERALL LENGTH6.750 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER0.609 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
EE45325Interchangeable
interchangeable cross-reference
interchangeable
29851Interchangeable
interchangeable cross-reference
interchangeable
55136AXInterchangeable
interchangeable cross-reference
interchangeable
29851PC7Interchangeable
interchangeable cross-reference
interchangeable
29851PC7-1-1-4Interchangeable
interchangeable cross-reference
interchangeable
3294787Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3294787 PC 7 1-2IN?
3294787 PC 7 1-2IN is a ANTI-BACKLASH ASSEMBLY.
What parts can replace 3294787 PC 7 1-2IN?
There are 14 known substitutes for 3294787 PC 7 1-2IN: EE45325, 29851, 55136AX and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3294787 PC 7 1-2IN?
3294787 PC 7 1-2IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-158-9387. 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