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CR0 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

CR0: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, seat_angle: 30.0 DEGREES ALL ENDS, thread_class: 2B FIRST END, connection_type: THREADED EXTERNAL TUBE SECOND END, connection_style: INVERTED FLARE (TUBE) SECOND END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-828-7190, 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
CR0
NSN: 4820-00-828-7190
FSC: 4820 — Valves, Nonpowered
CAGE: 63026 — VICTOR EQUIPMENT CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
seat_angle30.0 DEGREES ALL ENDS
thread_class2B FIRST END
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleINVERTED FLARE (TUBE) SECOND END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
mounting_positionHORIZONTAL OR VERTICAL
operating_pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_devicePOPPET
nominal_thread_size0.562 INCHES FIRST END IN
NSN4820-00-828-7190
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: CR0 · 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
SUBSTITUTES & CROSS-REFERENCES 7
H691Reference document
Same NSN cross-reference
Reference document — Secondary reference
4300082Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7085Reference document
Same NSN cross-reference
Reference document — Secondary reference
0690-0034Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H685AReference document
Same NSN cross-reference
Reference document — Secondary reference
88-4CVRReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CR0?
CR0 is a VALVE,CHECK.
What parts can replace CR0?
There are 7 known substitutes for CR0: H691, 4300082, 7085 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CR0?
CR0 is cataloged in the U.S. Government catalog under NSN 4820-00-828-7190. 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.