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Technical Data Sheet
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MB300-898 — SPOOL,EJECTION SEAT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

MB300-898: SPOOL,EJECTION SEAT.

The SPOOL,EJECTION SEAT is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 0.500 IN. LG,0.500 IN.

DIA IN. This part is cataloged in the U.S. Government catalog under NSN 1680-00-004-9725, 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
MB300-898
NSN: 1680-00-004-9725
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: U1604 — MARTIN-BAKER AIRCRAFT COMPANY LIMITED (GBR)
SPECIFICATIONS
general_characteristics_item_description0.500 IN. LG,0.500 IN. DIA IN
NSN1680-00-004-9725
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPOOL,EJECTION SEAT TITLE COMPONENT PN MB300-898 MFR SPOOL,EJECTION SEAT
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 0.500 IN. LG,0.500 IN. DIA IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION0.500 IN. LG,0.500 IN. DIA IN
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-000-0144 1680-00-001-1401 1680-00-001-1402 1680-00-001-1403 1680-00-001-1404 1680-00-001-1730 1680-00-001-1731 1680-00-001-1736
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 MB300-898?
MB300-898 is a SPOOL,EJECTION SEAT.
What is the NSN for MB300-898?
MB300-898 is cataloged in the U.S. Government catalog under NSN 1680-00-004-9725. 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.