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PartsTable / COMPONENT / 56201K133 ITEM 02
56201K133 ITEM 02 ✓ 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, outside_diameter: 7.750 INCHES NOMINAL IN, style_designator: BUTTERFLY, material_thickness: 0.750 INCHES NOMINAL 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 4820-01-122-3509, 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
56201K133 ITEM 02
NSN: 4820-01-122-3509
FSC: 4820
CAGE: 91363 — NORRISEAL NORRIS VALUES DIV DBA DOVER CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY
outside_diameter7.750 INCHES NOMINAL IN
style_designatorBUTTERFLY
material_thickness0.750 INCHES NOMINAL IN
NSN4820-01-122-3509
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 56201K133 ITEM 02 · 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
•
MATERIAL: COPPER ALLOY
•
OUTSIDE DIAMETER: 7.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BUTTERFLY
•
MATERIAL THICKNESS: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY
OUTSIDE DIAMETER7.750 INCHES NOMINAL IN
STYLE DESIGNATORBUTTERFLY
MATERIAL THICKNESS0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
3272862Interchangeable
interchangeable cross-reference
interchangeable
91208Interchangeable
interchangeable cross-reference
interchangeable
G32S4Interchangeable
interchangeable cross-reference
interchangeable
910-233Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56201K133 ITEM 02?
56201K133 ITEM 02 is a DISK,VALVE.
What parts can replace 56201K133 ITEM 02?
There are 4 known substitutes for 56201K133 ITEM 02: 3272862, 91208, G32S4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 56201K133 ITEM 02?
56201K133 ITEM 02 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-122-3509. 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