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Technical Data Sheet
PartsTable / COMPONENT / C3774B
C3774B ✓ 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 CAP,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, valve_type_for_which_designed: GLOBE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-214-4368, 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
C3774B
NSN: 4820-01-214-4368
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY
valve_type_for_which_designedGLOBE
NSN4820-01-214-4368
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C3774B · 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: GLOBE
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
VALVE TYPE FOR WHICH DESIGNEDGLOBE
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
MIL-V-17501Interchangeable
interchangeable cross-reference
interchangeable
45228Interchangeable
interchangeable cross-reference
interchangeable
62721GInterchangeable
interchangeable cross-reference
interchangeable
45208Interchangeable
interchangeable cross-reference
interchangeable
45208GInterchangeable
interchangeable cross-reference
interchangeable
442-M 1 1/4 INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C3774B?
C3774B is a CAP,VALVE.
What parts can replace C3774B?
There are 23 known substitutes for C3774B: MIL-V-17501, 45228, 62721G and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C3774B?
C3774B is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-214-4368. 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