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40121 ✓ Verified by PartsTable
Tactic · 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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include diameter: 2.50 INCHES NOMINAL IN, material: STEEL COMP 316 OVERALL, unit_type: PROTECTIVE TUBE, head_style: HEXAGON, point_type: SPLIT, point_angle: 118.0 DEGREES NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5110-00-156-0124, 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
40121
NSN: 5110-00-156-0124
FSC: 5110
CAGE: 96508 — APEX TOOL GROUP (USA)
SPECIFICATIONS
diameter2.50 INCHES NOMINAL IN
materialSTEEL COMP 316 OVERALL
unit_typePROTECTIVE TUBE
head_styleHEXAGON
point_typeSPLIT
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
corner_shapeSQUARE ALL CORNERS
flute_length3.625 INCHES NOMINAL IN
pattern_typeSWISS
edge_cut_typeSAFE
face_cut_typeDOUBLE CUT, NO. 1 CUT
NSN5110-00-156-0124
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Tactic CABLE ASSEMBLY,SPECIAL PURPOSE,E TITLE COMPONENT PN 40121 MFR Tactic CABLE ASSEMBLY,SPECIAL
KEY FEATURES
•
STYLE DESIGNATOR: PILLAR NARROW TYPE
•
HEEL TO POINT DISTANCE: 8.000 INCHES NOMINAL IN
•
EDGE CUT TYPE: SAFE
•
FACE CUT TYPE: DOUBLE CUT, NO. 1 CUT
•
PATTERN TYPE: SWISS
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPILLAR NARROW TYPE
HEEL TO POINT DISTANCE8.000 INCHES NOMINAL IN
EDGE CUT TYPESAFE
FACE CUT TYPEDOUBLE CUT, NO. 1 CUT
PATTERN TYPESWISS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
717-014864Interchangeable
interchangeable cross-reference
interchangeable
LD25031Interchangeable
interchangeable cross-reference
interchangeable
52016Interchangeable
interchangeable cross-reference
interchangeable
A-A-2820-06Interchangeable
interchangeable cross-reference
interchangeable
40121Interchangeable
interchangeable cross-reference
interchangeable
WW-V-001916Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40121?
40121 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E manufactured by Tactic.
What parts can replace 40121?
There are 13 known substitutes for 40121: 717-014864, LD25031, 52016 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40121?
40121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5110-00-156-0124. 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: July 2026