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143053H2 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

143053H2: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 16.675 INCHES NOMINAL IN, length: 26.500 INCHES NOMINAL IN, hole_diameter: 0.406 INCHES NOMINAL IN, body_thickness: 1.185 INCHES NOMINAL IN, flange_thickness: 0.625 INCHES NOMINAL IN, hole_quantity_along_length: 17. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-176-2798, 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
143053H2
NSN: 5340-01-176-2798
FSC: 5340 — Hardware, Commercial
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
width16.675 INCHES NOMINAL IN
length26.500 INCHES NOMINAL IN
hole_diameter0.406 INCHES NOMINAL IN
body_thickness1.185 INCHES NOMINAL IN
flange_thickness0.625 INCHES NOMINAL IN
hole_quantity_along_width4
hole_quantity_along_length17
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-01-176-2798
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 143053H2 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
•
LENGTH: 26.500 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.625 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 17
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
HOLE QUANTITY ALONG WIDTH: 4
•
WIDTH: 16.675 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.406 INCHES NOMINAL IN
•
BODY THICKNESS: 1.185 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH26.500 INCHES NOMINAL IN
FLANGE THICKNESS0.625 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH17
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
HOLE QUANTITY ALONG WIDTH4
WIDTH16.675 INCHES NOMINAL IN
HOLE DIAMETER0.406 INCHES NOMINAL IN
BODY THICKNESS1.185 INCHES NOMINAL IN
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 143053H2?
143053H2 is a COVER,ACCESS.
What is the NSN for 143053H2?
143053H2 is cataloged in the U.S. Government catalog under NSN 5340-01-176-2798. This indicates validated use in U.S. government and defense supply chains.
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