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Catalog / Department of the Army HQ United States Army Communications Research and Development Command / B4021591-9
Department of the Army HQ United States Army Communications Research and Development Command · Electronic Components
B4021591-9
Contact Assembly, Electrical
Part NumberB4021591-9
ManufacturerDepartment of the Army HQ United States Army Communications Research and Development Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-200-3324 (NSN)
Federal Item NameCONTACT ASSEMBLY,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Contact Identifying Number Assigne65500-109
Contact Item Name Assigned By GoveCONTACT ASSY
Government Agency Controlling ContUSN
Precious Material And Weight0.005 GOLD GRAINS, TROY
Contact Quantity9
Precious Material And LocationCONTACT SURFACE GOLD
Precious MaterialGOLD
Structural DesignNONSWITCHING
Vendor Part NumbersT540 016 109
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 B4021591-9 available?
We can source B4021591-9 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 B4021591-9 by Department of the Army HQ United States Army Communications Research and Development Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B4021591-9 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 B4021591-9?
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 B4021591-9?
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.