Rockwell Collins · Electronic Components
777-5721-001
Contact Assembly, Electrical
Part Number777-5721-001
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-233-7397 (NSN)
Federal Item NameCONTACT ASSEMBLY,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Width0.531 INCHES NOMINAL
Contact Quantity52
Government Agency Controlling ContUSA AND USAF AND USMC AND USN
Mounting ConfigurationFOUR 0.125 IN. DIA MTG HOLES ON 2.844 IN. CENTERS
Contact Identifying Number Assigne777-5721-001
Contact Item Name Assigned By GoveCONTACT ASSY
Structural DesignNONSWITCHING
Overall Length9.781 INCHES NOMINAL
ESD/EMICode B — ESD/EMI sensitive item
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 777-5721-001 available?
We can source 777-5721-001 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 777-5721-001 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 777-5721-001 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 777-5721-001?
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 777-5721-001?
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.