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Technical Data Sheet
PartsTable / COMPONENT / 49878C
49878C ✓ 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 TERMINAL BOARD ASSEMBLY 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 4810-01-225-6931, 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
49878C
NSN: 4810-01-225-6931
FSC: 4810
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
general_characteristics_item_descriptionDUCTILE IRON;6 IN.VALVE SIZE;20.750 IN.LG;6 BOLT HOLES 0.938 IN.DIA;11.000 IN.BOLT CIRCLE DIA;HYDRAULICALLY OPERATED;REMOTE CONTROLLED IN
NSN4810-01-225-6931
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 49878C · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: DUCTILE IRON;6 IN.VALVE SIZE;20.750 IN.LG;6 BOLT HOLES 0.938 IN.DIA;11.000 IN.BOLT CIRCLE DIA;HYDRAULICALLY OPERATED;REMOTE CONTROLLED IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONDUCTILE IRON;6 IN.VALVE SIZE;20.750 IN.LG;6 BOLT HOLES 0.938 IN.DIA;11.000 IN.BOLT CIRCLE DIA;HYDRAULICALLY OPERATED;REMOTE CONTROLLED IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
62102Interchangeable
interchangeable cross-reference
interchangeable
4900G0030Interchangeable
interchangeable cross-reference
interchangeable
A364X9Interchangeable
interchangeable cross-reference
interchangeable
33MAB1Interchangeable
interchangeable cross-reference
interchangeable
49880-240M3-10INInterchangeable
interchangeable cross-reference
interchangeable
49880Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49878C?
49878C is a TERMINAL BOARD ASSEMBLY.
What parts can replace 49878C?
There are 15 known substitutes for 49878C: 62102, 4900G0030, A364X9 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49878C?
49878C is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-01-225-6931. 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