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Technical Data Sheet
PartsTable / COMPONENT / M-3/8
M-3/8 ✓ 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 M-3/8 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 4820-01-141-4150, 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
M-3/8
NSN: 4820-01-141-4150
FSC: 4820
CAGE: 53104 — C AND D VALVE MFG CO (USA)
SPECIFICATIONS
Part NumberM-3/8
NSN4820-01-141-4150
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: M-3/8 · 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
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES ALL ENDS IN
•
VALVE OPERATION METHOD: MANUAL
•
FURNISHED ITEMS AND QUANTITY: 1 DEFLECTOR CAP AND 1 GASKET
•
FLOW CONTROL DEVICE: POPPETPOPPET
•
CONNECTION TYPE: UNTHREADED INTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: DRILLED U-STRAP TYPE STRAIGHT THRU
•
MATERIAL: COPPER ALLOY BODY
•
CONNECTION STYLE: PLAIN (TUBE) ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES ALL ENDS IN
VALVE OPERATION METHODMANUAL
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP AND 1 GASKET
FLOW CONTROL DEVICEPOPPETPOPPET
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
STYLE DESIGNATORDRILLED U-STRAP TYPE STRAIGHT THRU
MATERIALCOPPER ALLOY BODY
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
M3-8Interchangeable
interchangeable cross-reference
interchangeable
CB31PE242GInterchangeable
interchangeable cross-reference
interchangeable
MIL-C-10950/3Interchangeable
interchangeable cross-reference
interchangeable
C98B3Interchangeable
interchangeable cross-reference
interchangeable
US2520Interchangeable
interchangeable cross-reference
interchangeable
38X3AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M-3/8?
M-3/8 is a M-3/8.
What parts can replace M-3/8?
There are 15 known substitutes for M-3/8: M3-8, CB31PE242G, MIL-C-10950/3 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M-3/8?
M-3/8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-141-4150. 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