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PartsTable / COMPONENT / 4-3-4-6001
4-3-4-6001 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: RUBBER BUNA N OVERALL, overall_height: 1.875 INCHES NOMINAL IN, style_designator: PLAIN, body_inside_diameter: 3.000 INCHES NOMINAL IN, body_outside_diameter: 4.438 INCHES NOMINAL IN, seating_surface_shape: FLAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-099-9645, 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
4-3-4-6001
NSN: 4820-01-099-9645
FSC: 4820
CAGE: 59309 — MCC HOLDINGS, INC. DBA CRANE VALVE NORTH AMERICA DIV CRANE CHEMPHARMA & ENERGY (USA)
SPECIFICATIONS
materialRUBBER BUNA N OVERALL
overall_height1.875 INCHES NOMINAL IN
style_designatorPLAIN
body_inside_diameter3.000 INCHES NOMINAL IN
body_outside_diameter4.438 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN4820-01-099-9645
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4-3-4-6001 · 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
•
BODY OUTSIDE DIAMETER: 4.438 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: RUBBER BUNA N OVERALL
•
SEATING SURFACE SHAPE: FLAT
•
BODY INSIDE DIAMETER: 3.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER4.438 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
MATERIALRUBBER BUNA N OVERALL
SEATING SURFACE SHAPEFLAT
OVERALL HEIGHT1.875 INCHES NOMINAL IN
BODY INSIDE DIAMETER3.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
46001Interchangeable
interchangeable cross-reference
interchangeable
1A8C-7 LESS OPERInterchangeable
interchangeable cross-reference
interchangeable
1A8C-7 LESS 0PEInterchangeable
interchangeable cross-reference
interchangeable
EE34739Interchangeable
interchangeable cross-reference
interchangeable
Q4600-1Interchangeable
interchangeable cross-reference
interchangeable
66A91J001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-3-4-6001?
4-3-4-6001 is a SEAT,VALVE.
What parts can replace 4-3-4-6001?
There are 17 known substitutes for 4-3-4-6001: 46001, 1A8C-7 LESS OPER, 1A8C-7 LESS 0PE and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-3-4-6001?
4-3-4-6001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-099-9645. 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