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5245-12-1 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5245-12-1: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include width: 10.000 INCHES NOMINAL IN, length: 12.000 INCHES NOMINAL IN, base_color: BLUE, granule_size: FINE, contrast_rating: HIGH, corner_cut_type: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-904-8903, 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
5245-12-1
NSN: 5331-00-904-8903
NIINs: 009048903, 014729158
FSC: 5331 — O-ring
CAGE: 60285 — EATON CORPORATION DBA JACKSON PLANT (USA)
SPECIFICATIONS
width10.000 INCHES NOMINAL IN
length12.000 INCHES NOMINAL IN
base_colorBLUE
granule_sizeFINE
contrast_ratingHIGH
corner_cut_typeROUND
precious_materialSILVER
emulsion_sensitivityBLUE
film_processing_type8L, SPECIAL
base_material_thickness0.004 INCHES NOMINAL IN
sensitized_coating_locationBOTH SIDES
precious_material_and_weight0.040 SILVER GRAINS, TROY
NSN5331-00-904-8903
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5245-12-1 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 HEIGHT: 0.091 INCHES NOMINAL IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.091 INCHES NOMINAL IN
MATERIALRUBBER
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 5245-12-1?
5245-12-1 is a O-RING.
What is the NSN for 5245-12-1?
5245-12-1 is cataloged in the U.S. Government catalog under NSN 5331-00-904-8903. 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.