Northrop Grumman Systems · Electronic Components
157-042-0003
Delay Line — Miscellaneous Electrical Components
Part Number157-042-0003
ManufacturerNorthrop Grumman Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-139-5976 (NSN)
Federal Item NameDELAY LINE
Federal Supply Class5999 — Miscellaneous Electrical Components
Section Delay Time0.000 NANOSECONDS MINIMUM SINGLE SECTION AND 110.000 NANOSECONDS MAXIMUM SINGLE SECTION
Mounting Facility Quantity2
Longest Vertical Distance Between0.800 INCHES NOMINAL
Delay Time Variation MethodVARIABLE
Voltage Rating12.000 VOLTS NOMINAL
Frequency Bandwidth7000.0 KILOHERTZ NOMINAL
Mounting Provision Arrangement Sty2 POSITION DIAGONAL
Output Impedance Rating2.000 KILOHMS
Pulse Rise Time Rating10.0 NANOSECONDS
Signal Delay MethodLUMPED CONSTANT
Adjustment Device Quantity1
ESD/EMICode B — ESD/EMI sensitive item
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 157-042-0003 available?
We can source 157-042-0003 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 157-042-0003 by Northrop Grumman Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 157-042-0003 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 157-042-0003?
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 157-042-0003?
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.