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Technical Data Sheet
16A3749 ✓ 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 BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.306 INCHES NOMINAL IN, length: 0.719 INCHES NOMINAL IN, radius: 0.484 INCHES NOMINAL IN, material: CARBON, thickness: 0.187 INCHES NOMINAL IN, top_style: CYLINDRICAL HEAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-636-1379, 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
16A3749
NSN: 5977-00-636-1379
FSC: 5977
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
width0.306 INCHES NOMINAL IN
length0.719 INCHES NOMINAL IN
radius0.484 INCHES NOMINAL IN
materialCARBON
thickness0.187 INCHES NOMINAL IN
top_styleCYLINDRICAL HEAD
body_styleRECTANGULAR COMMUTATOR
head_length0.094 INCHES NOMINAL IN
head_diameter0.187 INCHES NOMINAL IN
style_designatorONE PIECE
brush_shunt_length1.188 INCHES NOMINAL SINGLE SHUNT IN
contact_face_styleCONCAVE
NSN5977-00-636-1379
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN 16A3749 MFR BRUSH,ELECTRICAL CONTA
KEY FEATURES
RADIUS: 0.484 INCHES NOMINAL IN
THICKNESS: 0.187 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER: 0.230 INCHES NOMINAL IN
SPRING FREE LENGTH: 1.875 INCHES NOMINAL IN
STYLE DESIGNATOR: ONE PIECE
PRESSURE SPRING TYPE AND QUANTITY: 1 CYLINDRICAL
BRUSH SHUNT LENGTH: 1.188 INCHES NOMINAL SINGLE SHUNT IN
TERMINAL TYPE AND QUANTITY: 1 ROUND CAP W/EARS
TECHNICAL CHARACTERISTICS (FLIS)
RADIUS0.484 INCHES NOMINAL IN
THICKNESS0.187 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER0.230 INCHES NOMINAL IN
SPRING FREE LENGTH1.875 INCHES NOMINAL IN
STYLE DESIGNATORONE PIECE
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
BRUSH SHUNT LENGTH1.188 INCHES NOMINAL SINGLE SHUNT IN
TERMINAL TYPE AND QUANTITY1 ROUND CAP W/EARS
MATERIALCARBON
TOP STYLECYLINDRICAL HEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
21-140Interchangeable
interchangeable cross-reference
interchangeable
600-GP-21Interchangeable
interchangeable cross-reference
interchangeable
600C21NHInterchangeable
interchangeable cross-reference
interchangeable
500Interchangeable
interchangeable cross-reference
interchangeable
2511 9/64Interchangeable
interchangeable cross-reference
interchangeable
110 9/64Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 16A3749?
16A3749 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace 16A3749?
There are 22 known substitutes for 16A3749: 21-140, 600-GP-21, 600C21NH and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 16A3749?
16A3749 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-636-1379. This indicates validated use in U.S. government and defense supply chains.
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