Huntington Ingalls · Electronic Components
SP000331-02
Relay Assembly
Part NumberSP000331-02
ManufacturerHuntington Ingalls
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-291-4491 (NSN)
Federal Item NameRELAY ASSEMBLY
Federal Supply Class5945 — Relays and Solenoids
Overall Height7.590 INCHES MINIMUM AND 7.650 INCHES MAXIMUM
Overall Width11.365 INCHES MINIMUM AND 11.395 INCHES MAXIMUM
Overall Length13.365 INCHES MINIMUM AND 13.395 INCHES MAXIMUM
Individual Relay Quantity2
Identifying NumberS+000331-02 PART NO.
Mounting ConfigurationFOUR 0.530 IN. DIA MTG HOLES SPACED ON 7.750 IN. BY 4.375 IN. MTG CENTERS
Controlling AgencyLITTON SYSTEMS INC
Relay TypeCONTROL AND ROTARY
Cubic Measure1167.66 CUBIC INCHES
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 SP000331-02 available?
We can source SP000331-02 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 SP000331-02 by Huntington Ingalls obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SP000331-02 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 SP000331-02?
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 SP000331-02?
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.