Keystone Electronics · Electronic Components
613
BRACKET UNIVERSAL .390X.453" BRS
Part Number613
ManufacturerKeystone Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-681-2881 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Overall Height2.420 INCHES NOMINAL
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Center To Center Distance Between1.280 INCHES NOMINAL
Overall Attenuation Accuracy In De-1.4775 TO 1.4775
Frequency Range8.200 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Adjustment Device Type And Quantit1 KNOB
Voltage Standing Wave Ratio1.15
Mounting Facility PatternFOUR POSITION RECTANGULAR
Body StyleWAVEGUIDE TYPE
Precious MaterialSILVER AND GOLD
Unthreaded Mounting Hole Diameter0.169 INCHES NOMINAL
End TypeINTERNAL THREAD SECOND END
MaterialIRON MALLEABLE OR STEEL
Surface TreatmentCADMIUM OR ZINC
Style DesignatorTHREAD TO THREAD REDUCER
Item Accommodated Trade Size1.000 INCHES SECOND END
Conduit Type AccommodatedRIGID METALLIC THICKWALL SECOND END
Hazardous Locations EnvironmentalEXPLOSION PROOF NEC CL.I, GP.CD;CL.II, GP.EFG
Overall Length0.938 INCHES NOMINAL
Storage TypeGENERAL PURPOSE WAREHOUSE
Vendor Part NumbersRB200-100
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 613 available?
We can source 613 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 613 by Keystone Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 613 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 613?
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 613?
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.