NSN 4820-00-563-7721 Repair Services

Vacuum Breaking Valve Overhaul, Repair, and Maintenance

MPN: 8821-1, 515930-2

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-563-7721 vacuum breaking valve
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NSN 4820005637721


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AS9120B:2015 ISO 9001 Audited and Certified

FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 4820-00-563-7721 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 4820-00-563-7721 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-563-7721
Categorization Other taps, cocks, valves, etc.
Repairability Code

Approximate Weight 0.0lb
Body Material Steel, corrosion resisting, qq-s-763, cl 316, cond b
Outside Surface Treatment Any acceptable
Body Style Single connection, straight flow
Tempurature Rating 300.0 degrees fahrenheit
Media For Which Designed Air
First End Connection Type Threaded external tube
First End Style Designator Flared
First End Outside Diameter Tube Accommodated 0.750 inches
First End Thread Size And Series/type Designator 1.062-12 un
First End Thread Class 3a
First End Thread Direction Right-hand
Seat Material Any acceptable
First End Seat Angle In Deg 37.0
Flow Control Device Poppet
Flow Control Device Material Any acceptable
End Connection Quantity 1
Tempurature Adjustability Not adjustable
Absolute Pressure Setting Not rated
Absolute Pressure Range Not rated

Part Numbers

Part Number Company RNAAC (Repair Depot)
8821-1 ITT AEROSPACE CONTROLS LLC KE - NAVAL ICP
515930-2 NAVAL AIR WARFARE CENTER AIRCRAFT KE - NAVAL ICP