2CK138 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

2CK138: CAPACITOR,FIXED,ELECTROLYTIC.

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL COMP 8620 OVERALL, body_style: PLAIN, SOLID, teeth_type: SPUR, tooth_form: STANDARD, pitch_diameter: 6.7460 INCHES MINIMUM AND 6.7480 INCHES MAXIMUM IN, pressure_angle: 25.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-193-6774, 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

2CK138

NSN: 3020-01-193-6774
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)

SPECIFICATIONS

material	STEEL COMP 8620 OVERALL
body_style	PLAIN, SOLID
teeth_type	SPUR
tooth_form	STANDARD
pitch_diameter	6.7460 INCHES MINIMUM AND 6.7480 INCHES MAXIMUM IN
pressure_angle	25.0000 DEGREES
teeth_quantity	73
style_designator	PLAIN RING
face_nominal_width	3.125 INCHES IN
end_item_identification	2320-01-304-2277 XM1074 PLS (PALLETIZED LOADING SYSTEM)
nominal_outside_diameter	8.1250 INCHES IN
material_document_and_classification	66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	3020-01-193-6774

COMPONENT DIAGRAM

KEY FEATURES

•

TEETH QUANTITY: 73

•

BODY STYLE: PLAIN, SOLID

•

TEETH TYPE: SPUR

•

STYLE DESIGNATOR: PLAIN RING

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

PITCH DIAMETER: 6.7460 INCHES MINIMUM AND 6.7480 INCHES MAXIMUM IN

•

TOOTH FORM: STANDARD

•

NOMINAL OUTSIDE DIAMETER: 8.1250 INCHES IN

TYPICAL APPLICATIONS

RAID cache protection during power loss events
Write-back cache enablement for storage controllers
Enterprise server data integrity assurance
Hot-swap battery/capacitor replacement in production

TECHNICAL CHARACTERISTICS

TEETH QUANTITY	73
BODY STYLE	PLAIN, SOLID
TEETH TYPE	SPUR
STYLE DESIGNATOR	PLAIN RING
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER	6.7460 INCHES MINIMUM AND 6.7480 INCHES MAXIMUM IN
TOOTH FORM	STANDARD
NOMINAL OUTSIDE DIAMETER	8.1250 INCHES IN
END ITEM IDENTIFICATION	2320-01-304-2277 XM1074 PLS (PALLETIZED LOADING SYSTEM)
PRESSURE ANGLE	25.0000 DEGREES

SUBSTITUTES & CROSS-REFERENCES 3

290056Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

9-734100648Reference document

Same NSN cross-reference

Reference document — Secondary reference

WLM290056Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 2CK138?

2CK138 is a CAPACITOR,FIXED,ELECTROLYTIC.

What parts can replace 2CK138?

There are 3 known substitutes for 2CK138: 290056, 9-734100648, WLM290056. Substitute compatibility should be verified for your specific system.

What is the NSN for 2CK138?

2CK138 is cataloged in the U.S. Government catalog under NSN 3020-01-193-6774. This indicates validated use in U.S. government and defense supply chains.

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2CK138 — CAPACITOR,FIXED,ELECTROLYTIC

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