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P502-1 — RECTIFIER,METALLIC

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

P502-1: RECTIFIER,METALLIC.

The RECTIFIER,METALLIC is a the manufacturer industrial component. Key specifications include material: PAPER OVERALL, hole_diameter: 0.188 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 1.875 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.938 INCHES NOMINAL IN, bolt_circle_diameter: 1.438 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-786-2951, 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
P502-1
NSN: 5330-00-786-2951
NIINs: 007862951, 012955344
FSC: 5330 — Packing and Gasket Materials
CAGE: 43268 — NEUMADE PRODUCTS CORP (USA)
SPECIFICATIONS
materialPAPER OVERALL
hole_diameter0.188 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter1.875 INCHES NOMINAL IN
special_featuresW/TWO PILOT HOLES 0.094IN.DIA ON 0.812IN.RADIUS W/ONE HOLE LOCATED 35DEG IN CW ROTATION AND OTHER HOLE 40DEG CCW ROTATION FROM CENTERLINE OF ONE 0.188IN.DIA.BOLT HOLE IN
style_designatorCIRCULAR
aperture_diameter0.938 INCHES NOMINAL IN
terminal_quantity4
bolt_hole_quantity4
bolt_circle_diameter1.438 INCHES NOMINAL IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
dc_output_maximum_current_rating25.000 AMPERES
NSN5330-00-786-2951
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: P502-1 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: 0.031 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 1.875 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.938 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
BOLT CIRCLE DIAMETER: 1.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER1.875 INCHES NOMINAL IN
APERTURE DIAMETER0.938 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER1.438 INCHES NOMINAL IN
SPECIAL FEATURESW/TWO PILOT HOLES 0.094IN.DIA ON 0.812IN.RADIUS W/ONE HOLE LOCATED 35DEG IN CW ROTATION AND OTHER HOLE 40DEG CCW ROTATION FROM CENTERLINE OF ONE 0.188IN.DIA.BOLT HOLE IN
MATERIALPAPER OVERALL
HOLE DIAMETER0.188 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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 P502-1?
P502-1 is a RECTIFIER,METALLIC.
What is the NSN for P502-1?
P502-1 is cataloged in the U.S. Government catalog under NSN 5330-00-786-2951. 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.