Keystone Electronics · Electronic Components
149
HOLDER BATTERY 2CELL C ALUMINUM
Part Number149
ManufacturerKeystone Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-00-518-3157 (NSN)
Federal Item NameLOCKNUT,ELECTRICAL CONDUIT
Federal Supply Class5975 — Electrical Hardware and Supplies
Conduit Size Accommodated3.500 INCHES NOMINAL
Thread Size3-1/2-8
Surface TreatmentZINC
Drive TypeKEYWAY
Thread TypeSTRAIGHT
Overall Thickness0.313 INCHES NOMINAL
Width Across Flats4.500 INCHES NOMINAL
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 149 available?
We can source 149 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 149 by Keystone Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 149 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 149?
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 149?
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.