Cpi Electron Device Business, Inc. · Electronic Components
BLS021
Shutter, Waveguide
Part NumberBLS021
ManufacturerCpi Electron Device Business, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-880-5258 (NSN)
Federal Item NameSHUTTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Current TypeDC
Overall Width1.875 INCHES NOMINAL
FSC Application DataSHUTTER,WAVEGUIDE,MULTIAPPLICATION
Dc Voltage Rating28.0 VOLTS NOMINAL
Overall Length2.313 INCHES NOMINAL
Mounting ConfigurationONE FLANGE W/FOUR MTG HOLES 0.169 IN. DIA ON 1.352 BY 1.474 IN. MTG CENTERS AND ONE FLANGE W/FOUR MTG HOLES NO. 8/0.164
Operation MethodELECTRICAL
Overall Height1.555 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 BLS021 available?
We can source BLS021 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 BLS021 by Cpi Electron Device Business, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BLS021 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 BLS021?
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 BLS021?
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.