NAVAIR/NAVSEA Design Activity · Electronic Components
891681
Amplifier, Audio Frequency
Part Number891681
ManufacturerNAVAIR/NAVSEA Design Activity
AvailabilityAvailable to order — request a quote
Specifications
NSN5996-00-519-8201 (NSN)
Federal Item NameAMPLIFIER,AUDIO FREQUENCY
Federal Supply Class5996 — Amplifiers
Frequency Per Channel500.0 HERTZ MINIMUM OPERATING CHANNEL AND 20.0 KILOHERTZ MAXIMUM OPERATING CHANNEL
Impedance Rating Per Channel400.000 OHMS INPUT CHANNEL AND 4.000 KILOHMS OUTPUT CHANNEL
Overall Length3.642 INCHES NOMINAL
External Ac Operating Voltage In V115.0 NOMINAL SINGLE VOLTAGE
PhaseSINGLE
Operating Ac Frequency In Hertz60.0 NOMINAL SINGLE VOLTAGE
Overall Width2.507 INCHES NOMINAL
Basic Shape StyleRECTANGULAR OR SQUARE
Overall Height1.370 INCHES NOMINAL
Vendor Part NumbersLD105681
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 891681 available?
We can source 891681 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 891681 by NAVAIR/NAVSEA Design Activity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 891681 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 891681?
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 891681?
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.