PartsTable
Technical Data Sheet
Download PDF

393746 — CRANKSHAFT,ENGINE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

393746: CRANKSHAFT,ENGINE.

The CRANKSHAFT,ENGINE is a the manufacturer industrial component. Key specifications include special_features: 1ST END,FLANGE MTD CRANKSHAFT;2ND END,TAPERED AND THD SIZE 5/16-24 UNF;HORIZONTAL TYPE ENGINE, end_item_identification: CARTER CHEVROLET AGENCY,TRUCK,FIRE FIGHTING MODEL A/S32P10. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-661-9152, 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
393746
NSN: 3120-00-661-9152
NIINs: 006619152, 012017698
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
special_features1ST END,FLANGE MTD CRANKSHAFT;2ND END,TAPERED AND THD SIZE 5/16-24 UNF;HORIZONTAL TYPE ENGINE
end_item_identificationCARTER CHEVROLET AGENCY,TRUCK,FIRE FIGHTING MODEL A/S32P10
NSN3120-00-661-9152
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 393746 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.8800 INCHES MINIMUM AND 0.8820 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.6640 INCHES MINIMUM AND 0.6690 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.8800 INCHES MINIMUM AND 0.8820 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.8437 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.6640 INCHES MINIMUM AND 0.6690 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
1838470Reference document
Same NSN cross-reference
Reference document — Secondary reference
126799Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 393746?
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 393746?
393746 is a CRANKSHAFT,ENGINE.
What parts can replace 393746?
There are 2 known substitutes for 393746: 1838470, 126799. Substitute compatibility should be verified for your specific system.
What is the NSN for 393746?
393746 is cataloged in the U.S. Government catalog under NSN 3120-00-661-9152. 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 — 393746

✓ 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.