Halsit Holdings · Electronic Components
Q135-40-1
Insulator, Feedthru
Part NumberQ135-40-1
ManufacturerHalsit Holdings
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-00-157-0751 (NSN)
Federal Item NameINSULATOR,FEEDTHRU
Federal Supply Class5970 — Electrical Insulators
Base Diameter0.531 INCHES NOMINAL
Screw Thread Quantity Per Inch And32 CENTER STUD
Height Above Mounting Surface1.250 INCHES NOMINAL
Mounting Facility Type And Quantit1 THREADED STUD(S)
Screw Thread Diameter And Location0.190 CENTER STUD INCHES NOMINAL
Style DesignatorBUSHING
Thread Class And Location2A CENTER STUD
Surface FinishGLAZED OVERALL
Center Stud Length2.875 INCHES NOMINAL
Gasket Thickness0.020 INCHES NOMINAL
Electrical Termination Quantity2
Vendor Part Numbers9139646
Cancelled NSN5970-00-356-0640 (cancelled)
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 Q135-40-1 available?
We can source Q135-40-1 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 Q135-40-1 by Halsit Holdings obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If Q135-40-1 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 Q135-40-1?
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 Q135-40-1?
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.