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1840691 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1840691: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hardness_rating: 68.0 SHORE DUROMETER A NOMINAL OVERALL, center_hole_diameter: 12.845 INCHES MINIMUM AND 12.905 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN, cross-sectional_shape_style: O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-702-4229, 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
1840691
NSN: 5330-00-702-4229
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hardness_rating68.0 SHORE DUROMETER A NOMINAL OVERALL
center_hole_diameter12.845 INCHES MINIMUM AND 12.905 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
cross-sectional_shape_styleO-RING
NSN5330-00-702-4229
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1840691 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HARDNESS RATING: 68.0 SHORE DUROMETER A NOMINAL OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
CENTER HOLE DIAMETER: 12.845 INCHES MINIMUM AND 12.905 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
HARDNESS RATING68.0 SHORE DUROMETER A NOMINAL OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
CENTER HOLE DIAMETER12.845 INCHES MINIMUM AND 12.905 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
MILP25732ASGReference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1840691?
1840691 is a PACKING,PREFORMED.
What parts can replace 1840691?
There is 1 known substitute for 1840691: MILP25732ASG. Substitute compatibility should be verified for your specific system.
What is the NSN for 1840691?
1840691 is cataloged in the U.S. Government catalog under NSN 5330-00-702-4229. This indicates validated use in U.S. government and defense supply chains.
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