PartsTable
Technical Data Sheet
3856L1 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: COPPER ALLOY 903 BODY, flange_shape: ROUND WITH HOLES FIRST END, connection_type: FLANGE FIRST END, style_designator: STRAIGHT THRU, mounting_position: HORIZONTAL, nominal_thickness: 1.438 INCHES FIRST END 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 4820-00-412-2356, 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
3856L1
NSN: 4820-00-412-2356
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY 903 BODY
flange_shapeROUND WITH HOLES FIRST END
connection_typeFLANGE FIRST END
style_designatorSTRAIGHT THRU
mounting_positionHORIZONTAL
nominal_thickness1.438 INCHES FIRST END IN
bolt_hole_quantity10 FIRST END
flange_face_designPLAIN FIRST END
operating_pressure650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodWEIGHT
flow_control_deviceDISK
face_to_face_distance14.000 INCHES IN
NSN4820-00-412-2356
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 3856L1 · 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
FLOW CONTROL DEVICE: DISK
DISK LOADING METHOD: WEIGHT
FLANGE SHAPE: ROUND WITH HOLES FIRST END
FACE TO FACE DISTANCE: 14.000 INCHES IN
OPERATING PRESSURE: 650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
FLANGE FACE DESIGN: PLAIN FIRST END
BOLT HOLE NOMINAL DIAMETER: 0.688 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
FLOW CONTROL DEVICEDISK
DISK LOADING METHODWEIGHT
FLANGE SHAPEROUND WITH HOLES FIRST END
FACE TO FACE DISTANCE14.000 INCHES IN
OPERATING PRESSURE650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
FLANGE FACE DESIGNPLAIN FIRST END
BOLT HOLE NOMINAL DIAMETER0.688 INCHES FIRST END IN
MATERIALCOPPER ALLOY 903 BODY
BOLT HOLE QUANTITY10 FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3856Interchangeable
interchangeable cross-reference
interchangeable
8681888Interchangeable
interchangeable cross-reference
interchangeable
3926Interchangeable
interchangeable cross-reference
interchangeable
R1983CInterchangeable
interchangeable cross-reference
interchangeable
183660Interchangeable
interchangeable cross-reference
interchangeable
5220PL0851807Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3856L1?
3856L1 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 3856L1?
There are 15 known substitutes for 3856L1: 3856, 8681888, 3926 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3856L1?
3856L1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-412-2356. This indicates validated use in U.S. government and defense supply chains.
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