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12556-1 — CAPACITOR

✓ Government record, cited
Equip · MRO · MRO_GENERAL
PRODUCT OVERVIEW

12556-1: CAPACITOR.

The solid and sturdy constructed equip® Back Box is the ideal component for cable deployments, works well with equip® Faceplate series: 125725, 125762, 125761, 125772. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hole_diameter: 0.220 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 3.030 INCHES MINIMUM AND 3.090 INCHES MAXIMUM IN, aperture_width: 2.530 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN, overall_length: 3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN, aperture_length: 2.100 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-007-5243, 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→ 12556-1
NSN: 5330-00-007-5243
NIINs: 000075243, 011754492
FSC: 5330 — Packing and Gasket Materials
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hole_diameter0.220 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.030 INCHES MINIMUM AND 3.090 INCHES MAXIMUM IN
aperture_width2.530 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN
overall_length3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN
aperture_length2.100 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN
hardness_rating40.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
bolt_hole_quantity4
inside_corner_radius0.100 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
outside_corner_radius0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
cross-sectional_thickness0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
NSN5330-00-007-5243
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12556-1 MFR: Equip ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL THICKNESS: 0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
INSIDE CORNER RADIUS: 0.100 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
•
HARDNESS RATING: 40.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 2.530 INCHES MINIMUM AND 2.590 INCHES MAXIMUM 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
CROSS-SECTIONAL THICKNESS0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
INSIDE CORNER RADIUS0.100 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
HARDNESS RATING40.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.030 INCHES MINIMUM AND 3.090 INCHES MAXIMUM IN
APERTURE WIDTH2.530 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN
APERTURE LENGTH2.100 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
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 12556-1?
12556-1 is a CAPACITOR manufactured by Equip. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 12556-1?
12556-1 is cataloged in the U.S. Government catalog under NSN 5330-00-007-5243. This indicates validated use in U.S. government and defense supply chains.
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