PartsTable
Technical Data Sheet
Download PDF

3S1427 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3S1427: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q OVERALL, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL, special_features: CROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200, center_hole_diameter: 88.5 MILLIMETERS NOMINAL MM, cross-sectional_height: 3.5 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-983-5989, 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
3S1427
NSN: 5330-00-983-5989
FSC: 5330 — Packing and Gasket Materials
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q OVERALL
hardness_rating70.0 SHORE DUROMETER A NOMINAL OVERALL
special_featuresCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
center_hole_diameter88.5 MILLIMETERS NOMINAL MM
cross-sectional_height3.5 MILLIMETERS NOMINAL MM
NSN5330-00-983-5989
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3S1427 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: 3.5 MILLIMETERS NOMINAL MM
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL OVERALL
•
CENTER HOLE DIAMETER: 88.5 MILLIMETERS NOMINAL MM
•
MATERIAL: RUBBER SILICONE CLASS Q OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT3.5 MILLIMETERS NOMINAL MM
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL OVERALL
SPECIAL FEATURESCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
CENTER HOLE DIAMETER88.5 MILLIMETERS NOMINAL MM
MATERIALRUBBER SILICONE CLASS Q OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
351427Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 3S1427?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3S1427?
3S1427 is a PACKING,PREFORMED.
What parts can replace 3S1427?
There is 1 known substitute for 3S1427: 351427. Substitute compatibility should be verified for your specific system.
What is the NSN for 3S1427?
3S1427 is cataloged in the U.S. Government catalog under NSN 5330-00-983-5989. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3S1427

✓ 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.