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Technical Data Sheet
PartsTable / COMPONENT / GT7
GT7 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include material: STEEL COMP 4130 OVERALL, lug_width: 0.037 INCHES NOMINAL IN, lug_thickness: 0.063 INCHES NOMINAL IN, alignment_type: RIGID, overall_height: 0.6250 INCHES NOMINAL IN, overall_length: 4.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1714, 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
GT7
NSN: 3110-00-156-1714
FSC: 3110
CAGE: 72547 — DETROIT BALL BEARING CO OF MICHIGAN (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
lug_width0.037 INCHES NOMINAL IN
lug_thickness0.063 INCHES NOMINAL IN
alignment_typeRIGID
overall_height0.6250 INCHES NOMINAL IN
overall_length4.000 INCHES NOMINAL IN
surface_finishGROUND
hardness_rating27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
opening_diameter0.260 INCHES NOMINAL IN
style_designatorTUBULAR LUG
surface_treatmentCADMIUM OVERALL
bore_smallest_diameter0.8750 INCHES NOMINAL IN
NSN3110-00-156-1714
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: GT7 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
SURFACE FINISH: GROUND
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
•
BORE SMALLEST DIAMETER: 0.8750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: GROOVED RACE SURFACE
•
MATERIAL: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.6250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
BORE SMALLEST DIAMETER0.8750 INCHES NOMINAL IN
STYLE DESIGNATORGROOVED RACE SURFACE
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER1.8438 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
16-1272Interchangeable
interchangeable cross-reference
interchangeable
F7Interchangeable
interchangeable cross-reference
interchangeable
SS-S-736Interchangeable
interchangeable cross-reference
interchangeable
87698Interchangeable
interchangeable cross-reference
interchangeable
GT7Interchangeable
interchangeable cross-reference
interchangeable
1A16-1272Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GT7?
GT7 is a SOCKET,PLUG-IN ELECTRONIC COMPON.
What parts can replace GT7?
There are 16 known substitutes for GT7: 16-1272, F7, SS-S-736 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GT7?
GT7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1714. 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