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Technical Data Sheet
PartsTable / COMPONENT / 1642893
1642893 ✓ 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 end_item_identification: 2320-01-522-1859, part_name_assigned_by_controlling_agency: BYPASS VALVE BODY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-570-9269, 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
1642893
NSN: 4820-01-570-9269
FSC: 4820
CAGE: 5X050 — CRYSTEEL MANUFACTURING, INC DBA CRYSTEEL MANUFACTURING INC (USA)
SPECIFICATIONS
end_item_identification2320-01-522-1859
part_name_assigned_by_controlling_agencyBYPASS VALVE BODY
NSN4820-01-570-9269
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1642893 · 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
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION2320-01-522-1859
PART NAME ASSIGNED BY CONTROLLING AGENCYBYPASS VALVE BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
400978Interchangeable
interchangeable cross-reference
interchangeable
60H23716-8Interchangeable
interchangeable cross-reference
interchangeable
32-83231-8Interchangeable
interchangeable cross-reference
interchangeable
5205A-4106Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1642893?
1642893 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 1642893?
There are 4 known substitutes for 1642893: 400978, 60H23716-8, 32-83231-8 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1642893?
1642893 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-570-9269. 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