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E7 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

E7: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include phase: SINGLE, diameter: 0.203 INCHES NOMINAL IN, material: PLASTIC ETHYL CELLULOSE OR CELLULOSE ACETATE OVERALL, pipe_size: 0.750 INCHES NOMINAL IN, unit_type: STRAIGHT, body_style: UNSHIELDED, SOLID POST, TAPERED SEAT. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-8516, 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
MRO→ MRO_GENERAL→ E7
NSN: 3110-00-100-8516
NIINs: 001008516, 001267914, 001565309, 004555402, 005162223, 006403026, 006635722, 007627278, 008302665, 009771290, 011099828, 011404497, 012012886, 012444399, 012962991, 013833106, 014801446, 015773581
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 00658 — ABC ACQUISITION COMPANY DBA AETNA BEARING COMPANY (USA)
SPECIFICATIONS
phaseSINGLE
diameter0.203 INCHES NOMINAL IN
materialPLASTIC ETHYL CELLULOSE OR CELLULOSE ACETATE OVERALL
quantity1
pipe_size0.750 INCHES NOMINAL IN
unit_typeSTRAIGHT
body_styleUNSHIELDED, SOLID POST, TAPERED SEAT
body_width1.000 INCHES NOMINAL IN
bore_shapeSTRAIGHT
screw_size0.750 INCHES NOMINAL IN
body_height1.375 INCHES NOMINAL IN
body_length1.000 INCHES NOMINAL IN
NSN3110-00-100-8516
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: E7 · 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
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: GROOVED RACE SURFACE, BANDED OD
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
OVERALL OUTSIDE DIAMETER: 1.8438 INCHES NOMINAL IN
•
BORE SMALLEST DIAMETER: 0.8750 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.6250 INCHES NOMINAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORGROOVED RACE SURFACE, BANDED OD
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER1.8438 INCHES NOMINAL IN
BORE SMALLEST DIAMETER0.8750 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
SPECIAL FEATURESBANDED OD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 9
160909Reference document
Same NSN cross-reference
Reference document — Secondary reference
OARReference document
Same NSN cross-reference
Reference document — Secondary reference
A2307Reference document
Same NSN cross-reference
Reference document — Secondary reference
D7Reference document
Same NSN cross-reference
Reference document — Secondary reference
504K53Reference document
Same NSN cross-reference
Reference document — Secondary reference
117500-1-21Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is E7?
E7 is a BEARING,BALL,ANNULAR. It is classified as a MRO (MRO_GENERAL).
What parts can replace E7?
There are 9 known substitutes for E7: 160909, OAR, A2307 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E7?
E7 is cataloged in the U.S. Government catalog under NSN 3110-00-100-8516. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.