Click Bond · Electronic Components
CB21
2:1 RADIO ADHESIVE SLIDE
Part NumberCB21
ManufacturerClick Bond
AvailabilityIn stock — ships fast
Specifications
NSN2990-01-218-2750 (NSN)
Federal Item NameBREATHER FILTER,EMISSION CONTROL
Vehicle Design Control Activity79396
Federal Supply Class2990 — Miscellaneous Engine Accessories, Nonaircraft
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 CB21 in stock?
Yes — CB21 is in our stock database. Request a quote for current pricing and lead time.
Is CB21 by Click Bond obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CB21 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 CB21?
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 CB21?
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.