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Technical Data Sheet
PartsTable / COMPONENT / 6778327E
6778327E ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include body_style: CYLINDRICAL SERVO MOUNTED, body_length: 3.160 INCHES MAXIMUM IN, shaft_style: ROUND, SLOTTED, pilot_length: 0.0620 INCHES NOMINAL IN, shaft_length: 0.657 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN, actuator_type: SINGLE SHAFT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-267-5964, 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
6778327E
NSN: 4820-01-267-5964
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
body_styleCYLINDRICAL SERVO MOUNTED
body_length3.160 INCHES MAXIMUM IN
shaft_styleROUND, SLOTTED
pilot_length0.0620 INCHES NOMINAL IN
shaft_length0.657 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
actuator_typeSINGLE SHAFT
body_diameter1.453 INCHES MAXIMUM IN
overall_length16.0 INCHES NOMINAL IN
pilot_diameter1.3115 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN
shaft_diameter0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
undercut_width0.0730 INCHES NOMINAL IN
mounting_methodCLAMP RING(S)
NSN4820-01-267-5964
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6778327E · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
67783Interchangeable
interchangeable cross-reference
interchangeable
6778327EInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6778327E?
6778327E is a RESISTOR,VARIABLE,WIRE WOUND,PRE.
What parts can replace 6778327E?
There are 2 known substitutes for 6778327E: 67783, 6778327E. Substitute compatibility should be verified for your specific system.
What is the NSN for 6778327E?
6778327E is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-267-5964. 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