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4020057 — COVER,MAGNETO COIL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4020057: COVER,MAGNETO COIL.

The COVER,MAGNETO COIL is a the manufacturer industrial component. Key specifications include end_item_identification: WIDETRAK LX S01SU4BS AND EUROPEAN WIDETRAK LX E01SU4BU SNOWMOBILE CONSOLE. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-146-3190, 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
4020057
NSN: 5307-01-146-3190
NIINs: 011463190, 015145326
FSC: 5307 — Studs
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
end_item_identificationWIDETRAK LX S01SU4BS AND EUROPEAN WIDETRAK LX E01SU4BU SNOWMOBILE CONSOLE
NSN5307-01-146-3190
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4020057 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD LENGTH: 0.600 INCHES MINIMUM AND 0.670 INCHES MAXIMUM NUT THREAD IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7481 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.250 INCHES NUT THREAD IN
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.600 INCHES MINIMUM AND 0.670 INCHES MAXIMUM NUT THREAD IN
THREAD LENGTH0.738 INCHES MINIMUM AND 0.828 INCHES MAXIMUM STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7481 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.528 INCHES MINIMUM AND 1.548 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES NUT THREAD IN
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD IN
THREAD CLASS3A NUT THREAD A
THREAD CLASS3A STUD THREAD A
SUBSTITUTES & CROSS-REFERENCES 1
5307PL0896671Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 4020057?
4020057 is a COVER,MAGNETO COIL.
What parts can replace 4020057?
There is 1 known substitute for 4020057: 5307PL0896671. Substitute compatibility should be verified for your specific system.
What is the NSN for 4020057?
4020057 is cataloged in the U.S. Government catalog under NSN 5307-01-146-3190. 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.