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Technical Data Sheet
PartsTable / COMPONENT / BN-2.0/12-52/L10 PC 5 8IN
BN-2.0/12-52/L10 PC 5 8IN ✓ 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 BN-2.0/12-52/L10 PC 5 8IN is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-275-9578, 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
BN-2.0/12-52/L10 PC 5 8IN
NSN: 4820-01-275-9578
FSC: 4820
CAGE: 76588 — CORE INDUSTRIES INC. DBA MUELLER STEAM SPECIALTY (USA)
SPECIFICATIONS
Part NumberBN-2.0/12-52/L10 PC 5 8IN
NSN4820-01-275-9578
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: BN-2.0/12-52/L10 PC 5 8IN · 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
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
TECHNICAL CHARACTERISTICS (FLIS)
STEM ACTUATING END TYPETHREADED EXTERNALLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
P2805-128-16K0HMInterchangeable
interchangeable cross-reference
interchangeable
805121Interchangeable
interchangeable cross-reference
interchangeable
3.0-51-21 PC5 3INInterchangeable
interchangeable cross-reference
interchangeable
BN-2.0/12-52 L10 PC5 3INInterchangeable
interchangeable cross-reference
interchangeable
3.0-51-21Interchangeable
interchangeable cross-reference
interchangeable
52-IN13-1 3INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BN-2.0/12-52/L10 PC 5 8IN?
BN-2.0/12-52/L10 PC 5 8IN is a BN-2.0/12-52/L10 PC 5 8IN.
What parts can replace BN-2.0/12-52/L10 PC 5 8IN?
There are 14 known substitutes for BN-2.0/12-52/L10 PC 5 8IN: P2805-128-16K0HM, 805121, 3.0-51-21 PC5 3IN and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BN-2.0/12-52/L10 PC 5 8IN?
BN-2.0/12-52/L10 PC 5 8IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-275-9578. 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