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Technical Data Sheet
SM-B-763900 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RING,LOCK,KEYED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, key_width: 0.0620 INCHES NOMINAL IN, key_length: 0.0475 INCHES NOMINAL IN, overall_height: 0.1250 INCHES NOMINAL IN, inside_diameter: 0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM IN, surface_treatment: PASSIVATE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-407-4751, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
SM-B-763900
NSN: 5365-01-407-4751
FSC: 5365
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL COMP 303
key_width0.0620 INCHES NOMINAL IN
key_length0.0475 INCHES NOMINAL IN
overall_height0.1250 INCHES NOMINAL IN
inside_diameter0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM IN
special_featuresHAS ONLY ONE KEY; HAS TWO BOLT HOLES POSITIONED 90.0 DEGREES FROM EACH OTHER ALONG HEIGHT; BOLT HOLES HAVE 2-56UNC-2B THREADS.
surface_treatmentPASSIVATE
overall_outside_diameter0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
NSN5365-01-407-4751
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,LOCK,KEYED TITLE COMPONENT PN SM-B-763900 MFR RING,LOCK,KEYED
KEY FEATURES
MATERIAL: STEEL COMP 303
SURFACE TREATMENT: PASSIVATE
KEY WIDTH: 0.0620 INCHES NOMINAL IN
INSIDE DIAMETER: 0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM IN
KEY LENGTH: 0.0475 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER: 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 303
SURFACE TREATMENTPASSIVATE
KEY WIDTH0.0620 INCHES NOMINAL IN
INSIDE DIAMETER0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM IN
KEY LENGTH0.0475 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
SPECIAL FEATURESHAS ONLY ONE KEY; HAS TWO BOLT HOLES POSITIONED 90.0 DEGREES FROM EACH OTHER ALONG HEIGHT; BOLT HOLES HAVE 2-56UNC-2B THREADS.
OVERALL HEIGHT0.1250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
ND8020Interchangeable
interchangeable cross-reference
interchangeable
19048Interchangeable
interchangeable cross-reference
interchangeable
35228Interchangeable
interchangeable cross-reference
interchangeable
190-481Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-763900?
SM-B-763900 is a RING,LOCK,KEYED.
What parts can replace SM-B-763900?
There are 4 known substitutes for SM-B-763900: ND8020, 19048, 35228 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-763900?
SM-B-763900 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-407-4751. This indicates validated use in U.S. government and defense supply chains.
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