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6640217-28 — SCREW,ADJUSTING,VALVE TAPPET

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6640217-28: SCREW,ADJUSTING,VALVE TAPPET.

The SCREW,ADJUSTING,VALVE TAPPET is a the manufacturer industrial component. Key specifications include end_item_identification: 400-6640216(53711), BEARING FRAME ASSY PERIS NO1; SSN 688 CLASS SUBMARINE. This part is cataloged in the U.S.

Government catalog under NSN 2805-01-536-2775, 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
6640217-28
NSN: 2805-01-536-2775
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
end_item_identification400-6640216(53711), BEARING FRAME ASSY PERIS NO1; SSN 688 CLASS SUBMARINE
NSN2805-01-536-2775
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SCREW,ADJUSTING,VALVE TAPPET TITLE COMPONENT PN 6640217-28 MFR SCREW,ADJUSTING,VALVE
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATION400-6640216(53711), BEARING FRAME ASSY PERIS NO1; SSN 688 CLASS SUBMARINE
OTHER ITEMS IN FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2805-00-000-4022 2805-00-001-0029 2805-00-001-3527 2805-00-001-3844 2805-00-001-3854 2805-00-001-6154 2805-00-001-6164 2805-00-001-6575
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 6640217-28?
6640217-28 is a SCREW,ADJUSTING,VALVE TAPPET.
What is the NSN for 6640217-28?
6640217-28 is cataloged in the U.S. Government catalog under NSN 2805-01-536-2775. 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.