Hobart Bros · Electronic Components
AW-1156B-1
Holder, Electrical Contact Brush
Part NumberAW-1156B-1
ManufacturerHobart Bros
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-038-3118 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Inside Length1.125 INCHES NOMINAL
Overall Length1.656 INCHES NOMINAL
Brush Pressure Spring Type AccommoHELICAL TORSION
Terminal TypeSCREW
Mounting FacilityUNTHREADED STUD
Mounting Facility Quantity3
Inside Thickness1.062 INCHES NOMINAL
Overall Thickness1.171 INCHES NOMINAL
Brush Quantity Accommodated Per Ho1
Overall Width3.500 INCHES NOMINAL
Brush Spring AdjustabilityADJUSTABLE
Vendor Part Numbers1K1520P75
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 AW-1156B-1 available?
We can source AW-1156B-1 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 AW-1156B-1 by Hobart Bros obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AW-1156B-1 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 AW-1156B-1?
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 AW-1156B-1?
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.