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22K2R — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

22K2R: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL BODY, style_designator: STRAIGHT THRU, disk_loading_method: SPRING, flow_control_device: DISK, valve_operation_method: AUTOMATIC, media_for_which_designed: AIR SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-360-3297, 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
22K2R
NSN: 4820-00-360-3297
FSC: 4820 — Valves, Nonpowered
CAGE: 65564 — PARTS SERVICE INTL INC (USA)
SPECIFICATIONS
materialSTEEL BODY
style_designatorSTRAIGHT THRU
disk_loading_methodSPRING
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
media_for_which_designedAIR SINGLE RESPONSE
NSN4820-00-360-3297
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 22K2R · 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
•
FLOW CONTROL DEVICE: DISK
•
STYLE DESIGNATOR: STRAIGHT THRU
•
DISK LOADING METHOD: SPRING
•
MEDIA FOR WHICH DESIGNED: AIR SINGLE RESPONSE
•
MATERIAL: STEEL BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
STYLE DESIGNATORSTRAIGHT THRU
DISK LOADING METHODSPRING
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MATERIALSTEEL BODY
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 1
22K2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 22K2R?
22K2R is a VALVE,SAFETY RELIEF.
What parts can replace 22K2R?
There is 1 known substitute for 22K2R: 22K2. Substitute compatibility should be verified for your specific system.
What is the NSN for 22K2R?
22K2R is cataloged in the U.S. Government catalog under NSN 4820-00-360-3297. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.