Boeing · Electronic Components
49139-305-9
Detent, Switch
Part Number49139-305-9
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-776-9531 (NSN)
Federal Item NameDETENT,SWITCH
Federal Supply Class5930 — Switches
Overall Length0.625 INCHES NOMINAL
Stop Adjustment Range+1.0 TO 12.0
Stop AdjustabilityADJUSTABLE
Positioning Increments In Deg30.0
Switch Position Quantity12
Distance From Shaft End To Mountin0.375 INCHES
Nominal Size0.250 INCHES FRONT END
Mounting MethodBUSHING
Mounting Threads Per Inch32
Overall Height1.875 INCHES NOMINAL
Bushing Diameter0.375 INCHES NOMINAL
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 49139-305-9 available?
We can source 49139-305-9 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 49139-305-9 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 49139-305-9 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 49139-305-9?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 49139-305-9?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.