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268643 — FIXTURE,AIRCRAFT MAINTENANCE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

268643: FIXTURE,AIRCRAFT MAINTENANCE.

The FIXTURE,AIRCRAFT MAINTENANCE is a the manufacturer industrial component. Key specifications include material: RUBBER OVERALL, construction: SOLID, fabrication_method: SOLID. This part is cataloged in the U.S.

Government catalog under NSN 4920-00-082-8041, 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
268643
NSN: 4920-00-082-8041
NIINs: 000828041, 004904653
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
materialRUBBER OVERALL
constructionSOLID
fabrication_methodSOLID
NSN4920-00-082-8041
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FIXTURE,AIRCRAFT MAINTENANCE TITLE COMPONENT PN 268643 MFR FIXTURE,AIRCRAFT MAINT
KEY FEATURES
•
NOMINAL OVERALL DIAMETER: 2.250 INCHES IN
•
NOMINAL OVERALL LENGTH: 5.500 INCHES IN
•
REFERENCE DATA AND LITERATURE: SERD NO. 0635
•
FUNCTIONAL DESCRIPTION: USED TO APPLY A PRELOAD TO THE ROTATING ASSY OF THE ECS COOLING TURBINE WHILE CLEARANCE MEASUREMENTS ARE MADE
TECHNICAL CHARACTERISTICS
NOMINAL OVERALL DIAMETER2.250 INCHES IN
NOMINAL OVERALL LENGTH5.500 INCHES IN
REFERENCE DATA AND LITERATURESERD NO. 0635
SPECIAL FEATURESCOMPANY NAME-PRELOAD ASSEMBLY, ADAPETER; WEIGHT 1 LB. 10 OZ LBS
FUNCTIONAL DESCRIPTIONUSED TO APPLY A PRELOAD TO THE ROTATING ASSY OF THE ECS COOLING TURBINE WHILE CLEARANCE MEASUREMENTS ARE MADE
END ITEM IDENTIFICATIONF-15 ACFT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 268643?
268643 is a FIXTURE,AIRCRAFT MAINTENANCE.
What is the NSN for 268643?
268643 is cataloged in the U.S. Government catalog under NSN 4920-00-082-8041. 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.