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1815016 — ARMATURE,CIRCUIT BREAKER

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

1815016: ARMATURE,CIRCUIT BREAKER.

The ARMATURE,CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hole_diameter: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 0.375 INCHES NOMINAL IN, overall_length: 2.938 INCHES NOMINAL IN, special_features: 1 BLT HOLE 0.750 IN. DIA; 1BOLT HOLE 2.000 IN.

DIA IN, aperture_diameter: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S. Government catalog under NSN 5330-01-022-5510, 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→ 1815016
NSN: 5330-01-022-5510
NIINs: 010225510, 012728883
FSC: 5330 — Packing and Gasket Materials
CAGE: 1T943 — ACME PRODUCTS & ENGINEERING INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hole_diameter0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width0.375 INCHES NOMINAL IN
overall_length2.938 INCHES NOMINAL IN
special_features1 BLT HOLE 0.750 IN. DIA; 1BOLT HOLE 2.000 IN. DIA IN
aperture_diameter2.000 INCHES NOMINAL IN
overall_thickness0.333 INCHES NOMINAL IN
bolt_hole_quantity5
outside_corner_radius0.438 INCHES NOMINAL IN
mounting_configurationFOUR MOUNTING SLOTS 0.265 IN. LG BY 0.140 IN. W IN
cross-sectional_thickness0.030 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-022-5510
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1815016 MFR: OEM ⚠ 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 NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 2.000 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 5
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 2.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.030 INCHES NOMINAL IN
OVERALL LENGTH4.750 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.875 INCHES NOMINAL IN
APERTURE DIAMETER2.000 INCHES NOMINAL IN
BOLT HOLE QUANTITY5
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SPECIAL FEATURES1 BLT HOLE 0.750 IN. DIA; 1BOLT HOLE 2.000 IN. DIA IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH3.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.437 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
181-5000-16Reference document
Same NSN cross-reference
Reference document — Secondary reference
181-5000-16 NON-ASBESTOSReference document
Same NSN cross-reference
Reference document — Secondary reference
181-5016 NON-ASBESTOSReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1815016?
1815016 is a ARMATURE,CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1815016?
There are 3 known substitutes for 1815016: 181-5000-16, 181-5000-16 NON-ASBESTOS, 181-5016 NON-ASBESTOS. Substitute compatibility should be verified for your specific system.
What is the NSN for 1815016?
1815016 is cataloged in the U.S. Government catalog under NSN 5330-01-022-5510. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.