EHC (Electronic Hardware) · Electronic Components
MS91528-4F2B
ROUND SKIRTED KNOB W/ ARROW IND, 6.35MM
Part NumberMS91528-4F2B
ManufacturerEHC (Electronic Hardware)
AvailabilityAvailable to order — request a quote
Specifications
NSN5355-00-656-1230 (NSN)
Federal Item NameKNOB
Special FeaturesSHAFT ACCOMMODATION HOLE COUNTERBORED 0.750 IN. MIN DIA. 0.320 IN. MIN DEPTH
Nominal Thread Size0.164 INCHES SCREW HOLE
Inside Diameter0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM
Thread Quantity Per Inch32 SCREW HOLE
Attachment MethodSETSCREWS
Skirt Outside Diameter2.468 INCHES MAXIMUM
Skirt DesignNONDETACHABLE
Screw Drive TypeHEXAGON SOCKET
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
Overall Thickness1.040 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
Federal Supply Class5355 — Knobs And Pointers
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 MS91528-4F2B available?
We can source MS91528-4F2B 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 MS91528-4F2B by EHC (Electronic Hardware) obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS91528-4F2B 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 MS91528-4F2B?
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 MS91528-4F2B?
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.