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537049-1 — RING,ELECTRICAL CONTACT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

537049-1: RING,ELECTRICAL CONTACT.

The RING,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include shape: CYLINDRICAL, inside_diameter: 17.200 INCHES NOMINAL IN, outside_diameter: 17.960 INCHES NOMINAL IN, special_features: STUDS MUST WITHSTAND A TORQUE OF 30 IN./LBS IN, end_item_identification: AIRCRAFT,HERCULES C-130. This part is cataloged in the U.S.

Government catalog under NSN 5977-01-345-3419, 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
537049-1
NSN: 5977-01-345-3419
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
shapeCYLINDRICAL
inside_diameter17.200 INCHES NOMINAL IN
outside_diameter17.960 INCHES NOMINAL IN
special_featuresSTUDS MUST WITHSTAND A TORQUE OF 30 IN./LBS IN
end_item_identificationAIRCRAFT,HERCULES C-130
NSN5977-01-345-3419
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,ELECTRICAL CONTACT TITLE COMPONENT PN 537049-1 MFR RING,ELECTRICAL CONTAC
KEY FEATURES
•
SHAPE: CYLINDRICAL
•
OUTSIDE DIAMETER: 17.960 INCHES NOMINAL IN
•
INSIDE DIAMETER: 17.200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAPECYLINDRICAL
OUTSIDE DIAMETER17.960 INCHES NOMINAL IN
INSIDE DIAMETER17.200 INCHES NOMINAL IN
SPECIAL FEATURESSTUDS MUST WITHSTAND A TORQUE OF 30 IN./LBS IN
END ITEM IDENTIFICATIONAIRCRAFT,HERCULES C-130
OTHER ITEMS IN FSC 5977 — Electrical Contact Brushes and Electrodes
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5977-00-001-8018 5977-00-001-8867 5977-00-002-9654 5977-00-003-0257 5977-00-003-0258 5977-00-003-0264 5977-00-003-1196 5977-00-003-1197
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 537049-1?
537049-1 is a RING,ELECTRICAL CONTACT.
What is the NSN for 537049-1?
537049-1 is cataloged in the U.S. Government catalog under NSN 5977-01-345-3419. 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.