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42278A — SUPPORT,BALL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

42278A: SUPPORT,BALL.

The SUPPORT,BALL is a the manufacturer industrial component. Key specifications include fsc_application_data: VALVE 2995006141284, general_characteristics_item_description: STEEL AMS 5643,0.040 1N. W.,0.420 IN.

DIA. IN. This part is cataloged in the U.S.

Government catalog under NSN 2995-01-021-4797, 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
42278A
NSN: 2995-01-021-4797
FSC: 2995 — Miscellaneous Engine Accessories, Aircraft
CAGE: 45934 — ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US (USA)
SPECIFICATIONS
fsc_application_dataVALVE 2995006141284
general_characteristics_item_descriptionSTEEL AMS 5643,0.040 1N. W.,0.420 IN. DIA. IN
NSN2995-01-021-4797
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SUPPORT,BALL TITLE COMPONENT PN 42278A MFR SUPPORT,BALL
KEY FEATURES
•
FSC APPLICATION DATA: VALVE 2995006141284
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL AMS 5643,0.040 1N. W.,0.420 IN. DIA. IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAVALVE 2995006141284
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL AMS 5643,0.040 1N. W.,0.420 IN. DIA. IN
OTHER ITEMS IN FSC 2995 — Miscellaneous Engine Accessories, Aircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2995-00-001-1852 2995-00-001-3662 2995-00-001-8344 2995-00-001-8345 2995-00-001-9125 2995-00-001-9136 2995-00-001-9137 2995-00-003-3949
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 42278A?
42278A is a SUPPORT,BALL.
What is the NSN for 42278A?
42278A is cataloged in the U.S. Government catalog under NSN 2995-01-021-4797. 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.