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4380-002 — COVER,ACCESS

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4380-002: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include overall_length: 0.13 INCHES NOMINAL IN, outside_diameter: 7.01 INCHES NOMINAL IN, special_features: OIL FILTER HEAD SEAL, style_designator: CIRCULAR, aperture_diameter: 6.58 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: SEAL. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-245-8351, 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
4380-002
NSN: 3020-00-245-8351
NIINs: 002458351, 017081454, 017293874, 017328378
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
overall_length0.13 INCHES NOMINAL IN
outside_diameter7.01 INCHES NOMINAL IN
special_featuresOIL FILTER HEAD SEAL
style_designatorCIRCULAR
aperture_diameter6.58 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySEAL
NSN3020-00-245-8351
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,ACCESS TITLE COMPONENT PN 4380-002 MFR COVER,ACCESS
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.7500 INCHES BOTH ENDS IN
•
HELIX ANGLE: 10.0000 DEGREES
•
TEETH QUANTITY: 10
•
BODY STYLE: PLAIN, SOLID
•
TOOTH DIRECTION: LEFT
•
BORE STYLE: PLAIN BOTH ENDS
•
TEETH TYPE: SINGLE HELIX
•
STYLE DESIGNATOR: HUBLESS
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.7500 INCHES BOTH ENDS IN
HELIX ANGLE10.0000 DEGREES
TEETH QUANTITY10
BODY STYLEPLAIN, SOLID
TOOTH DIRECTIONLEFT
BORE STYLEPLAIN BOTH ENDS
TEETH TYPESINGLE HELIX
STYLE DESIGNATORHUBLESS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER2.0000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
V4380-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
D27770PC348Reference document
Same NSN cross-reference
Reference document — Secondary reference
D27374PC329Reference document
Same NSN cross-reference
Reference document — Secondary reference
D30266PC329Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 4380-002?
4380-002 is a COVER,ACCESS.
What parts can replace 4380-002?
There are 4 known substitutes for 4380-002: V4380-2, D27770PC348, D27374PC329 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4380-002?
4380-002 is cataloged in the U.S. Government catalog under NSN 3020-00-245-8351. 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.