Electro-Tec Corp. · Electronic Components
PP2891
Ring Assembly, Electrical Contact
Part NumberPP2891
ManufacturerElectro-Tec Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-504-5431 (NSN)
Federal Item NameRING ASSEMBLY,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Mounting ConfigurationSHAFT MOUNTED
FSC Application DataGYRO,AUTOPILOT
Surface TreatmentGOLD RING
Overall Length5.860 INCHES NOMINAL
Overall Diameter0.140 INCHES NOMINAL
Diameter0.140 INCHES NOMINAL
Width0.030 INCHES NOMINAL
Contact Ring Quantity7
Vendor Part NumbersAA40
Cancelled NSN6615-00-305-5495 (cancelled)
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 PP2891 available?
We can source PP2891 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 PP2891 by Electro-Tec Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PP2891 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 PP2891?
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 PP2891?
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.