PartsTable
Technical Data Sheet
326511-4 ✓ 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

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: COPPER ALLOY STEM, memory_device_type: EPROM, media_for_which_designed: AIR, first_end_connection_type: THREADED INTERNAL PIPE, second_end_relationship_with_first_end: IDENTICAL, third_end_relationship_with_preceding_ends: IDENTICAL WITH FIRST END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-284-1068, 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
326511-4
NSN: 4820-01-284-1068
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEM
memory_device_typeEPROM
end_connection_quantity3
media_for_which_designedAIR
first_end_connection_typeTHREADED INTERNAL PIPE
second_end_relationship_with_first_endIDENTICAL
third_end_relationship_with_preceding_endsIDENTICAL WITH FIRST END
NSN4820-01-284-1068
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 326511-4 · 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 STEM
END CONNECTION QUANTITY: 3
FIRST END CONNECTION TYPE: THREADED INTERNAL PIPE
THIRD END RELATIONSHIP WITH PRECEDING ENDS: IDENTICAL WITH FIRST END
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
MEDIA FOR WHICH DESIGNED: AIR
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY STEM
END CONNECTION QUANTITY3
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
MATERIALCOPPER ALLOY BODY
THIRD END RELATIONSHIP WITH PRECEDING ENDSIDENTICAL WITH FIRST END
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MEDIA FOR WHICH DESIGNEDAIR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
40-1-62Interchangeable
interchangeable cross-reference
interchangeable
6-1-2304-20-233AInterchangeable
interchangeable cross-reference
interchangeable
66162Interchangeable
interchangeable cross-reference
interchangeable
AA307Interchangeable
interchangeable cross-reference
interchangeable
69-303Interchangeable
interchangeable cross-reference
interchangeable
ERKP-1202-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 326511-4?
326511-4 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 326511-4?
There are 13 known substitutes for 326511-4: 40-1-62, 6-1-2304-20-233A, 66162 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 326511-4?
326511-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-284-1068. This indicates validated use in U.S. government and defense supply chains.
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