2105981-2 — CORONA BALL

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

2105981-2: CORONA BALL.

The CORONA BALL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, thread_class: 2B, mounting_method: THREADED HOLE(S), overall_diameter: 1.375 INCHES NOMINAL IN, special_features: CHROME PLATE,QQ-C-320 TYPE I AND NICKEL,QQ-N-290 TYPE 5; MATERIAL: COPPER ALLOY 360, basic_shape_style: SPHERICAL. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-062-8731, 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

MRO→ MRO_GENERAL→ 2105981-2

NSN: 5920-01-062-8731
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	COPPER ALLOY
thread_class	2B
mounting_method	THREADED HOLE(S)
overall_diameter	1.375 INCHES NOMINAL IN
special_features	CHROME PLATE,QQ-C-320 TYPE I AND NICKEL,QQ-N-290 TYPE 5; MATERIAL: COPPER ALLOY 360
basic_shape_style	SPHERICAL
mounting_hole_type	COUNTERBORED
mounting_facility_quantity	1
thread_size_and_series/type_designator	1/4-20 UNIFIED NATIONAL COARSE (UNC)
NSN	5920-01-062-8731

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 1

•

OVERALL DIAMETER: 1.375 INCHES NOMINAL IN

•

MOUNTING METHOD: THREADED HOLE(S)

•

BASIC SHAPE STYLE: SPHERICAL

•

THREAD CLASS: 2B

•

MATERIAL: COPPER ALLOY

•

THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1/4-20 UNIFIED NATIONAL COARSE (UNC)

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY QUANTITY	1
OVERALL DIAMETER	1.375 INCHES NOMINAL IN
MOUNTING METHOD	THREADED HOLE(S)
BASIC SHAPE STYLE	SPHERICAL
SPECIAL FEATURES	CHROME PLATE,QQ-C-320 TYPE I AND NICKEL,QQ-N-290 TYPE 5; MATERIAL: COPPER ALLOY 360
THREAD CLASS	2B
MATERIAL	COPPER ALLOY
THREAD SIZE AND SERIES/TYPE DESIGNATOR	1/4-20 UNIFIED NATIONAL COARSE (UNC)
MOUNTING HOLE TYPE	COUNTERBORED

OTHER ITEMS IN FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5920-00-001-3111 5920-00-001-3260 5920-00-001-3261 5920-00-001-3262 5920-00-001-3263 5920-00-001-3264 5920-00-001-3296 5920-00-001-3840

SUBSTITUTES & CROSS-REFERENCES 1

1086030CReference document

Same NSN cross-reference

Reference document — Secondary reference

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 2105981-2?

2105981-2 is a CORONA BALL. It is classified as a MRO (MRO_GENERAL).

What parts can replace 2105981-2?

There is 1 known substitute for 2105981-2: 1086030C. Substitute compatibility should be verified for your specific system.

What is the NSN for 2105981-2?

2105981-2 is cataloged in the U.S. Government catalog under NSN 5920-01-062-8731. This indicates validated use in U.S. government and defense supply chains.

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2105981-2 — CORONA BALL

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