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Technical Data Sheet
PartsTable / COMPONENT / B42009-2
B42009-2 ✓ 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 PIN,ADJUSTING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 2.250 INCHES NOMINAL IN, outside_diameter: 1.115 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 4820-01-481-1666, 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
B42009-2
NSN: 4820-01-481-1666
FSC: 4820
CAGE: 65079 — DANCO VALVE COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length2.250 INCHES NOMINAL IN
outside_diameter1.115 INCHES NOMINAL IN
NSN4820-01-481-1666
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B42009-2 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
D4200Interchangeable
interchangeable cross-reference
interchangeable
B42004SS CPInterchangeable
interchangeable cross-reference
interchangeable
B42004SSInterchangeable
interchangeable cross-reference
interchangeable
D4200 ITEM 7,8,9 P/N B42005AInterchangeable
interchangeable cross-reference
interchangeable
B42005AInterchangeable
interchangeable cross-reference
interchangeable
D4200CPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B42009-2?
B42009-2 is a PIN,ADJUSTING.
What parts can replace B42009-2?
There are 15 known substitutes for B42009-2: D4200, B42004SS CP, B42004SS and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B42009-2?
B42009-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-481-1666. 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