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501219 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

501219: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: SHEET SPRING, nut_width: 0.410 INCHES NOMINAL IN, nut_height: 0.410 INCHES NOMINAL IN, nut_length: 0.670 INCHES NOMINAL IN, panel_thickness: 0.045 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-456-5956, 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
501219
NSN: 5331-00-456-5956
NIINs: 004565956, 009741575
FSC: 5331 — O-ring
CAGE: 10237 — CADILLAC GAGE TEXTRON INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSHEET SPRING
nut_width0.410 INCHES NOMINAL IN
nut_height0.410 INCHES NOMINAL IN
nut_length0.670 INCHES NOMINAL IN
panel_thickness0.045 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
special_featuresCOLOR,OLIVE DRAB
surface_treatmentPHOSPHATE OR PAINT OVERALL
material_thickness0.017 INCHES NOMINAL IN
mating_member_diameter_accommodated0.164 INCHES NOMINAL IN
NSN5331-00-456-5956
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 501219 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 501219?
501219 is a O-RING.
What is the NSN for 501219?
501219 is cataloged in the U.S. Government catalog under NSN 5331-00-456-5956. This indicates validated use in U.S. government and defense supply chains.
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