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Technical Data Sheet
PartsTable / COMPONENT / 2-22-658
2-22-658 ✓ 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 DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include length: 206.0 MILLIMETERS NOMINAL MM, end_item_identification: 6515-01-584-1291 PLATE SET, BONE, COMPRESSION, part_name_assigned_by_controlling_agency: PLATE CONDYLAR RIGHT 8 HOLES 206MM L MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-306-1348, 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
2-22-658
NSN: 4820-00-306-1348
FSC: 4820
CAGE: 38683 — DRESSER INDUSTRIES INC MASONEILAN NORTH AMERICAN OPNS DRESSER VALVE AND CONTROLS DIV (USA)
SPECIFICATIONS
length206.0 MILLIMETERS NOMINAL MM
hole_quantity8
special_features4.5 MM LOCKING COMPRESSION PLATE (LCP); CONDYLAR PLATE; 8 HOLES; LENGTH: 206 MM; RIGHT; END ITEM: PLATE SET, BONE, COMPRESSION, NSN 6515-01-584-1291 MM
end_item_identification6515-01-584-1291 PLATE SET, BONE, COMPRESSION
part_name_assigned_by_controlling_agencyPLATE CONDYLAR RIGHT 8 HOLES 206MM L MM
NSN4820-00-306-1348
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2-22-658 · 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 21
21594Interchangeable
interchangeable cross-reference
interchangeable
24853Interchangeable
interchangeable cross-reference
interchangeable
2916Interchangeable
interchangeable cross-reference
interchangeable
CAFX1ATInterchangeable
interchangeable cross-reference
interchangeable
R150F12Interchangeable
interchangeable cross-reference
interchangeable
80BTLInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-22-658?
2-22-658 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 2-22-658?
There are 21 known substitutes for 2-22-658: 21594, 24853, 2916 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-22-658?
2-22-658 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-306-1348. 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