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8L8662 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8L8662: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 3.010 INCHES NOMINAL IN, length: 3.010 INCHES NOMINAL IN, material: STEEL, body_radius: 1.280 INCHES NOMINAL IN, corner_radius: 0.380 INCHES NOMINAL IN, hole_diameter: 0.438 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-150-5999, 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
8L8662
NSN: 5340-01-150-5999
FSC: 5340 — Hardware, Commercial
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
width3.010 INCHES NOMINAL IN
length3.010 INCHES NOMINAL IN
materialSTEEL
body_radius1.280 INCHES NOMINAL IN
corner_radius0.380 INCHES NOMINAL IN
hole_diameter0.438 INCHES NOMINAL IN
body_thickness0.195 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN
bolt_circle_diameter2.630 INCHES NOMINAL IN
peripheral_shape_styleTRIANGLE, ROUNDED CORNERS, THREE HOLES
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classification1E357 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE
NSN5340-01-150-5999
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8L8662 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
•
CORNER RADIUS: 0.380 INCHES NOMINAL IN
•
LENGTH: 3.010 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 1E357 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
BODY RADIUS: 1.280 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 2.630 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: TRIANGLE, ROUNDED CORNERS, THREE HOLES
TECHNICAL CHARACTERISTICS
CORNER RADIUS0.380 INCHES NOMINAL IN
LENGTH3.010 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATION1E357 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
BODY RADIUS1.280 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER2.630 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLETRIANGLE, ROUNDED CORNERS, THREE HOLES
WIDTH3.010 INCHES NOMINAL IN
MATERIALSTEEL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8L8662?
8L8662 is a COVER,ACCESS.
What is the NSN for 8L8662?
8L8662 is cataloged in the U.S. Government catalog under NSN 5340-01-150-5999. 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.