NSN 4820-00-036-1129 Repair Services

Valve Seat Overhaul, Repair, and Maintenance

MPN: 21079-A1, 18843

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-036-1129 valve seat
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NSN 4820000361129


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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 4820-00-036-1129 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 4820-00-036-1129 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-036-1129
Categorization Parts of taps, cocks, valves and similar appliances
Repairability Code

Approximate Weight 0.1lb
Thread Length 0.093 inches single threaded portion
Flange Diameter 1.687 inches
Body Inside Diameter 1.287 inches
Flange Seat To Disk End Height 0.250 inches
Under Flange Height 0.250 inches
Seat Angle In Deg 0.500
Seal Accommodation Type Recessed
Thready Qty Per Inch (tpi) 18 single threaded portion
Thread Size 1.593 inches single threaded portion
Seating Surface Shape Angular
Material Nickel or copper alloy
Style Designator Threaded flanged
Thread Series Designator Uns single threaded portion

Part Numbers

Part Number Company RNAAC (Repair Depot)
21079-A1 SCHNEIDER ELECTRIC SYSTEMS USA, INC. AX - DLA LAND AND MARITIME
18843 SCHNEIDER ELECTRIC SYSTEMS USA, INC. AX - DLA LAND AND MARITIME