Vt Milcom · Electronic Components
66257-MPN820-5700-1-1
Interconnecting Box
Part Number66257-MPN820-5700-1-1
ManufacturerVt Milcom
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-694-6916 (NSN)
Federal Item NameINTERCONNECTING BOX
Federal Supply Class5975 — Electrical Hardware and Supplies
Center To Center Distance Between4.00 INCHES NOMINAL
Surface TreatmentPAINT
Style DesignatorRECTANGULAR, SURFACE MOUNTING
Furnished Items And Quantity1 CONNECTOR LOCATION NOT OTHERWISE SPECIFIED
Entrance Type And Quantity1 PREPUNCHED HOLE AND 1 ELECTRICAL CONNECTOR
Locking Device TypePADLOCK
MaterialSTEEL
Overall Height10.24 INCHES NOMINAL
Overall Width6.57 INCHES NOMINAL
Overall Depth4.24 INCHES NOMINAL
Vendor Part Numbers8729543
ESD/EMICode A — 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 66257-MPN820-5700-1-1 available?
We can source 66257-MPN820-5700-1-1 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 66257-MPN820-5700-1-1 by Vt Milcom obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 66257-MPN820-5700-1-1 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 66257-MPN820-5700-1-1?
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 66257-MPN820-5700-1-1?
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.