Vishay · Uncategorized
P122
PASSIVATED ASSEMBLED CIRCUIT ELEMENTS
Part NumberP122
ManufacturerVishay
AvailabilityAvailable to order — request a quote
Specifications
NSN3110-00-156-1421 (NSN)
Additional NSNs5305-01-417-8760
Federal Item NameBEARING,ROLLER,SELF-ALIGNING
MaterialSTEEL ROLLER; STEEL INNER RING
Overall Width33.00 MILLIMETERS NOMINAL
Standard Tolerance DesignationRBEC NO.1
Bore ShapeSTRAIGHT
Style DesignatorDOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
Overall Outside Diameter90.00 MILLIMETERS NOMINAL
Surface FinishGROUND
Internal Fit Up DesignationSTANDARD
Bore Diameter40.0 MILLIMETERS NOMINAL
Federal Supply Class3110 — Bearings, Antifriction, Unmounted
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 P122 available?
We can source P122 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 P122 by Vishay obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If P122 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 P122?
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 P122?
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.