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RK 007 CK2 — PARTS KIT,CHECK VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

RK 007 CK2: PARTS KIT,CHECK VALVE.

The PARTS KIT,CHECK VALVE is a the manufacturer industrial component. Key specifications include special_features: LEAD FREE; USE ON VALVE SIZE 3/4 INCH TO 1.0 INCH IN, part_name_assigned_by_controlling_agency: PARTS KIT, 2ND CHECK. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-633-1689, 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
RK 007 CK2
NSN: 4820-01-633-1689
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
special_featuresLEAD FREE; USE ON VALVE SIZE 3/4 INCH TO 1.0 INCH IN
part_name_assigned_by_controlling_agencyPARTS KIT, 2ND CHECK
NSN4820-01-633-1689
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: RK 007 CK2 · 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
SPECIAL FEATURESLEAD FREE; USE ON VALVE SIZE 3/4 INCH TO 1.0 INCH IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPARTS KIT, 2ND CHECK
SUBSTITUTES & CROSS-REFERENCES 1
PL-RP-BPD 1330 PG4Reference 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 RK 007 CK2?
RK 007 CK2 is a PARTS KIT,CHECK VALVE.
What parts can replace RK 007 CK2?
There is 1 known substitute for RK 007 CK2: PL-RP-BPD 1330 PG4. Substitute compatibility should be verified for your specific system.
What is the NSN for RK 007 CK2?
RK 007 CK2 is cataloged in the U.S. Government catalog under NSN 4820-01-633-1689. 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.