B4091/8 — CAPACITOR,FIXED,MICA DIELECTRIC

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

B4091/8: CAPACITOR,FIXED,MICA DIELECTRIC.

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include material: OIL LUBRICATING LUBRICATION, nut_style: CASTELLATED, HEXAGON, bore_shape: STRAIGHT, nut_height: 0.344 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 3455-00-232-9037, 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

B4091/8

NSN: 3455-00-232-9037
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 71485 — UNION BUTTERFIELD CORP P O BOX 9000 CRYSTAL LAKE IL 60039 (USA)

SPECIFICATIONS

material	OIL LUBRICATING LUBRICATION
nut_style	CASTELLATED, HEXAGON
bore_shape	STRAIGHT
nut_height	0.344 INCHES NOMINAL IN
corner_shape	SQUARE ALL CORNERS
thread_class	3B
belt_quantity	2
bore_diameter	0.4365 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
hole_diameter	0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
jack_quantity	2
overall_depth	3.750 INCHES NOMINAL IN
overall_width	4.125 INCHES NOMINAL IN
NSN	3455-00-232-9037

COMPONENT DIAGRAM

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

SUBSTITUTES & CROSS-REFERENCES 9

45120Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

A532Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

7022390Reference document

Same NSN cross-reference

Reference document — Secondary reference

52211Reference document

Same NSN cross-reference

Reference document — Secondary reference

D-722Reference document

Same NSN cross-reference

Reference document — Secondary reference

612Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is B4091/8?

B4091/8 is a CAPACITOR,FIXED,MICA DIELECTRIC.

What parts can replace B4091/8?

There are 9 known substitutes for B4091/8: 45120, A532, 7022390 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for B4091/8?

B4091/8 is cataloged in the U.S. Government catalog under NSN 3455-00-232-9037. This indicates validated use in U.S. government and defense supply chains.

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B4091/8 — CAPACITOR,FIXED,MICA DIELECTRIC

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