189-501-4 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

189-501-4: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include body_style: STRAIGHT SHAPE, shell_type: SOLID, overall_width: 2.000 INCHES NOMINAL IN, terminal_type: WIRE WRAP ALL MATING ENDS SINGLE CONTACT GROUPING, inclosure_type: UNINCLOSED, overall_height: 3.110 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-252-1321, 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→ 189-501-4

NSN: 5910-00-252-1321
NIINs: 002521321, 011889030
FSC: 5910 — Capacitors
CAGE: 71313 — VIKING TECHNOLOGIES, LTD. (USA)

SPECIFICATIONS

body_style	STRAIGHT SHAPE
shell_type	SOLID
overall_width	2.000 INCHES NOMINAL IN
terminal_type	WIRE WRAP ALL MATING ENDS SINGLE CONTACT GROUPING
inclosure_type	UNINCLOSED
overall_height	3.110 INCHES NOMINAL IN
overall_length	0.954 INCHES NOMINAL IN
shell_material	ALUMINUM ALLOY
insert_material	PLASTIC MELAMINE OR PLASTIC PHENOLIC ALL MATING ENDS
contact_material	COPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
precious_material	GOLD
terminal_location	BACK ALL MATING ENDS SINGLE CONTACT GROUPING
NSN	5910-00-252-1321

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)

•

NONDERATED VOLTAGE RATING AND TYPE: 650.0 AC PEAK SINGLE SECTION

•

INCLOSURE TYPE: UNINCLOSED

•

BODY STYLE: PLATE-MESHING

•

ADJUSTMENT DEVICE ROTATION: 180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE

•

CAPACITANCE RANGE IN PICOFARADS: +1.2 TO 4.2 SINGLE SECTION

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.067 INCHES NOMINAL 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

MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE(S)
OVERALL HEIGHT	0.453 INCHES NOMINAL IN
NONDERATED VOLTAGE RATING AND TYPE	650.0 AC PEAK SINGLE SECTION
INCLOSURE TYPE	UNINCLOSED
BODY STYLE	PLATE-MESHING
ADJUSTMENT DEVICE ROTATION	180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
CAPACITANCE RANGE IN PICOFARADS	+1.2 TO 4.2 SINGLE SECTION
UNTHREADED MOUNTING HOLE DIAMETER	0.067 INCHES NOMINAL IN
OVERALL LENGTH	0.469 INCHES NOMINAL IN
OVERALL WIDTH	0.433 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 1

189-0501-004Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

Ready to buy 189-501-4?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 189-501-4?

189-501-4 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).

What parts can replace 189-501-4?

There is 1 known substitute for 189-501-4: 189-0501-004. Substitute compatibility should be verified for your specific system.

What is the NSN for 189-501-4?

189-501-4 is cataloged in the U.S. Government catalog under NSN 5910-00-252-1321. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

189-501-4 — CAPACITOR,VARIABLE,AIR DIELECTRI

Request a Quote — 189-501-4