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11645166 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11645166: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 3.500 INCHES NOMINAL IN, length: 5.750 INCHES NOMINAL IN, material: STEEL, inside_width: 2.000 INCHES NOMINAL IN, corner_radius: 0.375 INCHES NOMINAL IN, hole_diameter: 0.438 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-231-7461, 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
11645166
NSN: 5340-00-231-7461
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
width3.500 INCHES NOMINAL IN
length5.750 INCHES NOMINAL IN
materialSTEEL
inside_width2.000 INCHES NOMINAL IN
corner_radius0.375 INCHES NOMINAL IN
hole_diameter0.438 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
inside_length4.750 INCHES NOMINAL IN
body_thickness0.500 INCHES NOMINAL IN
flange_thickness0.750 INCHES NOMINAL IN
inside_corner_radius0.125 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, FOUR HOLES
NSN5340-00-231-7461
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11645166 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 0.375 INCHES NOMINAL IN
•
INSIDE WIDTH: 2.000 INCHES NOMINAL IN
•
CORNER RADIUS: 0.375 INCHES NOMINAL IN
•
LENGTH: 5.750 INCHES NOMINAL IN
•
INSIDE LENGTH: 4.750 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 4.995 INCHES MINIMUM AND 5.005 INCHES MAXIMUM IN
•
FLANGE THICKNESS: 0.750 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.375 INCHES NOMINAL IN
INSIDE WIDTH2.000 INCHES NOMINAL IN
CORNER RADIUS0.375 INCHES NOMINAL IN
LENGTH5.750 INCHES NOMINAL IN
INSIDE LENGTH4.750 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH4.995 INCHES MINIMUM AND 5.005 INCHES MAXIMUM IN
FLANGE THICKNESS0.750 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.125 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.125 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH2.745 INCHES MINIMUM AND 2.755 INCHES MAXIMUM 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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11645166?
11645166 is a COVER,ACCESS.
What is the NSN for 11645166?
11645166 is cataloged in the U.S. Government catalog under NSN 5340-00-231-7461. This indicates validated use in U.S. government and defense supply chains.
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