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250329 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

250329: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include material: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL, duty_type: CONTINUOUS, thread_class: 2B SINGLE MOUNTING FACILITY, overall_width: 1.120 INCHES NOMINAL IN, alignment_type: RIGID, overall_height: 2.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-1721, 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
250329
NSN: 3110-00-156-1721
NIINs: 001561721, 007082363
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 6N299 — AGCO CORP PARTS OPN (USA)
SPECIFICATIONS
materialSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
duty_typeCONTINUOUS
thread_class2B SINGLE MOUNTING FACILITY
coil_quantity1
overall_width1.120 INCHES NOMINAL IN
alignment_typeRIGID
overall_height2.250 INCHES NOMINAL IN
overall_length1.460 INCHES NOMINAL IN
surface_finishGROUND
special_features1.2813 LARGE BORE
style_designatorGROOVED RACE SURFACE
winding_quantity1
NSN3110-00-156-1721
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 250329 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
OVERALL OUTSIDE DIAMETER: 2.0938 INCHES NOMINAL IN
•
BORE SMALLEST DIAMETER: 1.1250 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.7188 INCHES NOMINAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORGROOVED RACE SURFACE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER2.0938 INCHES NOMINAL IN
BORE SMALLEST DIAMETER1.1250 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
SPECIAL FEATURES1.2813 LARGE BORE
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
SUBSTITUTES & CROSS-REFERENCES 7
38558Reference document
Same NSN cross-reference
Reference document — Secondary reference
154-125Reference document
Same NSN cross-reference
Reference document — Secondary reference
4310MReference document
Same NSN cross-reference
Reference document — Secondary reference
MS17161-34Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4310Reference document
Same NSN cross-reference
Reference document — Secondary reference
W1 1-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 250329?
250329 is a RELAY,ELECTROMAGNETIC.
What parts can replace 250329?
There are 7 known substitutes for 250329: 38558, 154-125, 4310M and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 250329?
250329 is cataloged in the U.S. Government catalog under NSN 3110-00-156-1721. This indicates validated use in U.S. government and defense supply chains.
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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.