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NB21000842 ✓ 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 SCREEN,AUXILIARY VALVE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: NICKEL COPPER ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-169-7355, 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
NB21000842
NSN: 4820-01-169-7355
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionNICKEL COPPER ALLOY
NSN4820-01-169-7355
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: NB21000842 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: NICKEL COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONNICKEL COPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
BEAX2G1Interchangeable
interchangeable cross-reference
interchangeable
138572Interchangeable
interchangeable cross-reference
interchangeable
5310PL0648561Interchangeable
interchangeable cross-reference
interchangeable
100084-2Interchangeable
interchangeable cross-reference
interchangeable
4720PL2133714Interchangeable
interchangeable cross-reference
interchangeable
7095-150204Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NB21000842?
NB21000842 is a SCREEN,AUXILIARY VALVE.
What parts can replace NB21000842?
There are 7 known substitutes for NB21000842: BEAX2G1, 138572, 5310PL0648561 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NB21000842?
NB21000842 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-169-7355. 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