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Technical Data Sheet
PartsTable / COMPONENT / 2266 ITEM 11
2266 ITEM 11 ✓ 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 DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, style_designator: FLAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-164-7277, 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
2266 ITEM 11
NSN: 4820-01-164-7277
FSC: 4820
CAGE: 88078 — CASHCO INC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
style_designatorFLAT
NSN4820-01-164-7277
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2266 ITEM 11 · 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: RUBBER CHLOROPRENE CLASS CR
•
STYLE DESIGNATOR: FLAT
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER CHLOROPRENE CLASS CR
STYLE DESIGNATORFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
N0674 2-266Interchangeable
interchangeable cross-reference
interchangeable
2-266Interchangeable
interchangeable cross-reference
interchangeable
25K40800Interchangeable
interchangeable cross-reference
interchangeable
13098-404-1Interchangeable
interchangeable cross-reference
interchangeable
111517-002Interchangeable
interchangeable cross-reference
interchangeable
3057-0001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2266 ITEM 11?
2266 ITEM 11 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 2266 ITEM 11?
There are 13 known substitutes for 2266 ITEM 11: N0674 2-266, 2-266, 25K40800 and 10 more. Substitute compatibility should be verified for your specific system.
Is 2266 ITEM 11 still available?
2266 ITEM 11 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026