Penn · Electronic Components
B-440-1ZI
440 SELF-CLINCH BLIND FASTNER
Part NumberB-440-1ZI
ManufacturerPenn
AvailabilityIn stock — ships fast
Specifications
NSN5310-01-451-5074 (NSN)
Federal Item NameNUT,PLAIN,CLINCH
MaterialSTEEL OVERALL
Nominal Thread Size0.112 INCHES
Pilot Length0.038 INCHES NOMINAL
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch40
Pilot Diameter0.165 INCHES NOMINAL
Nut Height0.373 INCHES NOMINAL
Surface TreatmentZINC OVERALL
Thread DirectionRIGHT-HAND
Surface Treatment Document And ClaASTM B 633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Federal Supply Class5310 — Nuts And Washers
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 B-440-1ZI in stock?
Yes — B-440-1ZI is in our stock database. Request a quote for current pricing and lead time.
Is B-440-1ZI by Penn obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B-440-1ZI 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 B-440-1ZI?
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 B-440-1ZI?
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.