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K3BB-2-1/2 — Technical Data Sheet

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— · 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 PUNCH AND DIE,KNOCKOUT is a the manufacturer industrial component. Key specifications include hole_shape: ROUND, hole_diameter: 2.875 INCHES NOMINAL IN, special_features: BALL BEARING DRIVE, nondefinitive_spec/std_data: 2 TYPE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5110-01-253-8886, 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
K3BB-2-1/2
NSN: 5110-01-253-8886
FSC: 5110
CAGE: 26289 — GREENLEE TEXTRON INC. (USA)
SPECIFICATIONS
hole_shapeROUND
hole_diameter2.875 INCHES NOMINAL IN
special_featuresBALL BEARING DRIVE
nondefinitive_spec/std_data2 TYPE
NSN5110-01-253-8886
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUNCH AND DIE,KNOCKOUT TITLE COMPONENT PN K3BB-2-1/2 MFR PUNCH AND DIE,KNOCKOUT
KEY FEATURES
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE
•
HOLE DIAMETER: 2.875 INCHES NOMINAL IN
•
HOLE SHAPE: ROUND
TECHNICAL CHARACTERISTICS
NONDEFINITIVE SPEC/STD DATA2 TYPE
HOLE DIAMETER2.875 INCHES NOMINAL IN
SPECIAL FEATURESBALL BEARING DRIVE
HOLE SHAPEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
5110-00-180-0948InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-P-836InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
735 7/8InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-P-836 TY2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
76BBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
74BBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K3BB-2-1/2?
K3BB-2-1/2 is a PUNCH AND DIE,KNOCKOUT.
What parts can replace K3BB-2-1/2?
There are 16 known substitutes for K3BB-2-1/2: 5110-00-180-0948, GGG-P-836, 735 7/8 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K3BB-2-1/2?
K3BB-2-1/2 is cataloged in the Federal Logistics Information System under NSN 5110-01-253-8886. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026