- Home
- FSG Catalog
- FSG 48 | Valves
- FSC 4820 | Nonpowered Valves
- D139-3-540 ITEM 4
Model: D139-3-540 ITEM 4
Valve SeatProperties:
A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.
Part D139-3-540 ITEM 4 NSN 4820-01-421-3409
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsFreight Classification
Pricing & Availability Check
Submit this form for stock availability and pricing.How to Order
Ordering from buyaircraftparts.comIf you would like to order this valve seat (NSN 4820-01-421-3409)
please submit the pricing and availability form above to receive an up to date quote by email.
If you agree to the pricing and terms you can e-sign your order online!
We are pleased to have the opportunity to serve you.
Have a Question
Hours: | 08:00-18:00 Eastern Standard Time |
Phone: | +1 470-231-0824 |
Email: | Contact Form » |
Schedule B and Export
- Schedule B: 8481909090
- SITC: 74790
- End Use: Industrial machines, other
- NAICS: 332911
- USDA: 1
Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi
Highest Rated Parts
-
943387001-01 Electrical Special Purpose Cable
NSN 6145-01-487-3138
-
USGS 24K14991 Mc&g Products Topo
NSN 7643-01-638-8454
-
107211-15 Hexagon Plain Nut
NSN 5310-00-936-6182
-
A101475-1 Knob
NSN 5355-01-088-7350
Recently Purchased Parts
-
G0885-006 Electrical Plug Connector
NSN 5935-00-454-6854
-
14010H-SS.500-12A Spacing Threaded Standoff
NSN 5340-01-540-5533
-
ROM/PROM Memory Microcircuit
NSN 5962-01-467-1388
-
2607 Thermal Release Heater
NSN 5999-00-378-9680
Hot Parts
-
26341-020 Airline Lubricator
NSN 4930-01-498-0352
-
194912 Special Screw
NSN 5305-00-069-5070
-
205F499 Ammunition Load Unit
NSN 1730-01-187-9197
-
NAS1352C08LE10 Socket Head Cap Screw
NSN 5305-01-386-0989