NSN 4820-00-057-2106 Repair Services

Valve Seat Overhaul, Repair, and Maintenance

MPN: NB3027PC183, BK183A1371, 717004

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4820-00-057-2106 valve seat
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NSN 4820000572106


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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 4820-00-057-2106 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 4820-00-057-2106 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4820-00-057-2106
Categorization Parts of taps, cocks, valves and similar appliances
Repairability Code

Approximate Weight 0.0lb
Flange Diameter Between 4.309 inches and 4.315 inches
Body Outside Diameter Between 3.118 inches and 3.121 inches
Body Inside Diameter Between 2.000 inches and 2.002 inches
Flange Seat To Disk End Height 0.469 inches
Under Flange Height 0.812 inches
Seat Angle In Deg 45.000
Seating Surface Shape Angular
Material Steel
Material Specification Fed standard 66, aisi 416/sae 51416 federal standard single material response
Style Designator Plain flanged

Part Numbers

Part Number Company RNAAC (Repair Depot)
NB3027PC183 DRESSER RAND CO TERRY CORP STEAM HD - NAVAL INVENTORY CONTROL POINT
BK183A1371 DRESSER RAND CO TERRY CORP STEAM HD - NAVAL INVENTORY CONTROL POINT
717004 DRESSER RAND CO TERRY CORP STEAM HD - NAVAL INVENTORY CONTROL POINT
717004 SIEMENS GOVERNMENT TECHNOLOGIES, ZZ - USA
BK183A1371 SIEMENS GOVERNMENT TECHNOLOGIES, ZZ - USA
NB3027PC183 SIEMENS GOVERNMENT TECHNOLOGIES, ZZ - USA