PartsTable
Technical Data Sheet
Download PDF

3720 — ELECTROMAGNETIC ACTUATOR

✓ Government record, cited
Contour Design · MRO · MRO_GENERAL
PRODUCT OVERVIEW

3720: ELECTROMAGNETIC ACTUATOR.

The Rotating Flat Surface Mount is the ultimate in smart design and simplicity. This useful multi-purpose surface mount was developed to be easy to use, and give you the confidence that once locked, it will stay in place. Simply slip the camera onto the TRails, rotate the camera into position, push on the lock button, and you are good to go.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-100-0376, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 3720
NSN: 3110-00-100-0376
NIINs: 001000376, 001928749, 002894383, 002928952, 002931794, 003913735, 005284627, 008272017, 009918699, 009987875, 010758511, 012169543, 012684017, 013603096, 014225023, 016766891, 017260230
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialFIBER AND RUBBER BODY
head_styleHEXAGON EXTENDED WASHER
seat_angle45.0 DEGREES SECOND END
bonnet_typeINSIDE SCREWINSIDE SCREW
head_height0.375 INCHES NOMINAL IN
thread_class3A A
output_motionLINEAR
overall_width0.430 INCHES NOMINAL IN
stroke_length0.040 INCHES NOMINAL IN
terminal_typeSOLDER LUG
thread_length1.375 INCHES MINIMUM IN
overall_height0.875 INCHES NOMINAL IN
NSN3110-00-100-0376
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3720 · Contour Design ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 10
128Reference document
Same NSN cross-reference
Reference document — Secondary reference
MA268A-21055Reference document
Same NSN cross-reference
Reference document — Secondary reference
GTB7875Reference document
Same NSN cross-reference
Reference document — Secondary reference
5A0056Reference document
Same NSN cross-reference
Reference document — Secondary reference
RSC00899Reference document
Same NSN cross-reference
Reference document — Secondary reference
C1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 3720?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3720?
3720 is a ELECTROMAGNETIC ACTUATOR manufactured by Contour Design. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3720?
There are 10 known substitutes for 3720: 128, MA268A-21055, GTB7875 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3720?
3720 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0376. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3720

✓ 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.