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Technical Data Sheet
PartsTable / COMPONENT / VRK-2-N
VRK-2-N ✓ 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 REPAIR KIT,VALVE is a the manufacturer industrial component. Key specifications include component_quantity: 19, end_item_identification: MK-7,LIFE RAFT CYLINDER ASSEMBLY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-513-5433, 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
VRK-2-N
NSN: 4820-01-513-5433
FSC: 4820
CAGE: 1DRT7 — CIRCOR AEROSPACE INC (USA)
SPECIFICATIONS
component_quantity19
end_item_identificationMK-7,LIFE RAFT CYLINDER ASSEMBLY
NSN4820-01-513-5433
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: VRK-2-N · 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
•
SUPPLY ITEMS AND QUANTITIES: 05CT0 10006-5 RUPTURE DISK 1;10028-7 ACTUATOR 1;10041 BARRIER DISK 1;10137 O-RING (2-008) 1;10140 O-RING (3-904) 2;10141 O-RING (3-906) 1;10142 O-RING (2-212) 1;10156 RING,RETAINER 1;10157 O-RING (2-014) 2;10231 SHIPPING CARTON 1;10723-1 CAPSULE DC-55 LUBRICANT 1;10724 POLY BAG 1;11123 CUSHION, POPPET 1;11162-1 POPPET ASSEMBLY 1;11172 O-RING (2-006) 1;11206 O-RING (2-010) 1; 11179 WASHER (COPPER) 1
•
COMPONENT QUANTITY: 19
TECHNICAL CHARACTERISTICS (FLIS)
SUPPLY ITEMS AND QUANTITIES05CT0 10006-5 RUPTURE DISK 1;10028-7 ACTUATOR 1;10041 BARRIER DISK 1;10137 O-RING (2-008) 1;10140 O-RING (3-904) 2;10141 O-RING (3-906) 1;10142 O-RING (2-212) 1;10156 RING,RETAINER 1;10157 O-RING (2-014) 2;10231 SHIPPING CARTON 1;10723-1 CAPSULE DC-55 LUBRICANT 1;10724 POLY BAG 1;11123 CUSHION, POPPET 1;11162-1 POPPET ASSEMBLY 1;11172 O-RING (2-006) 1;11206 O-RING (2-010) 1; 11179 WASHER (COPPER) 1
COMPONENT QUANTITY19
END ITEM IDENTIFICATIONMK-7,LIFE RAFT CYLINDER ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
170865Interchangeable
interchangeable cross-reference
interchangeable
36NBC2048YZPInterchangeable
interchangeable cross-reference
interchangeable
36NBC2048YZPMILG3278AInterchangeable
interchangeable cross-reference
interchangeable
2Interchangeable
interchangeable cross-reference
interchangeable
74810P2Interchangeable
interchangeable cross-reference
interchangeable
HA4499Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is VRK-2-N?
VRK-2-N is a REPAIR KIT,VALVE.
What parts can replace VRK-2-N?
There are 25 known substitutes for VRK-2-N: 170865, 36NBC2048YZP, 36NBC2048YZPMILG3278A and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for VRK-2-N?
VRK-2-N is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-513-5433. 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