Crane Pumps & Systems PFT · Electronic Components
56988
Insulator, Bushing
Part Number56988
ManufacturerCrane Pumps & Systems PFT
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-00-567-0584 (NSN)
Federal Item NameINSULATOR,BUSHING
Federal Supply Class5970 — Electrical Insulators
Top Diameter0.812 INCHES NOMINAL
Style DesignatorCONICAL
MaterialRUBBER OVERALL
Overall Height1.000 INCHES NOMINAL
Outside Diameter1.000 INCHES NOMINAL
Inside Diameter0.219 INCHES NOMINAL
Identification Code ColorBLACK
Nominal Thread Size0.138 INCHES SINGLE GROUP
Body Width2.437 INCHES NOMINAL
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Function And Quantity1 PRIMARY AND 5 SECONDARY SINGLE COMPONENT
Frequency Rating200.0 HERTZ MINIMUM AND 3.5 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Height3.125 INCHES NOMINAL
Center To Center Distance Between1.813 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Body Length2.562 INCHES NOMINAL
Maximum Transformer Power Rating5.0 WATTS SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Vendor Part Numbers73386
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 56988 available?
We can source 56988 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 56988 by Crane Pumps & Systems PFT obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 56988 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 56988?
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 56988?
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.