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11653003 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11653003: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0, ear_radius: 0.320 INCHES NOMINAL IN, body_radius: 2.750 INCHES NOMINAL IN, hole_diameter: 0.372 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN, body_thickness: 0.190 INCHES NOMINAL IN, inside_diameter: 4.880 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-157-0758, 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
11653003
NSN: 5340-00-157-0758
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0
ear_radius0.320 INCHES NOMINAL IN
body_radius2.750 INCHES NOMINAL IN
ear_quantity8
hole_diameter0.372 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN
body_thickness0.190 INCHES NOMINAL IN
inside_diameter4.880 INCHES NOMINAL IN
inverted_radius0.320 INCHES NOMINAL IN
flange_thickness0.620 INCHES NOMINAL IN
features_providedSEALING CAPABILITY
surface_treatmentPAINT
bolt_circle_diameter5.500 INCHES NOMINAL IN
NSN5340-00-157-0758
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11653003 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
•
EAR QUANTITY: 8
•
FLANGE THICKNESS: 0.620 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 8
•
INSIDE CORNER RADIUS: 0.180 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.840 INCHES NOMINAL IN
•
EAR RADIUS: 0.320 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-601 FED SPEC ALL MATERIAL RESPONSES OR QQ-A-596 TEMPER T6 FED SPEC ALL MATERIAL RESPONSES
TECHNICAL CHARACTERISTICS
EAR QUANTITY8
FLANGE THICKNESS0.620 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY8
INSIDE CORNER RADIUS0.180 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.840 INCHES NOMINAL IN
EAR RADIUS0.320 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-601 FED SPEC ALL MATERIAL RESPONSES OR QQ-A-596 TEMPER T6 FED SPEC ALL MATERIAL RESPONSES
CROSS-SECTIONAL SHAPE STYLECIRCULAR RECESS
INVERTED RADIUS0.320 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 11653003?
11653003 is a COVER,ACCESS.
What is the NSN for 11653003?
11653003 is cataloged in the U.S. Government catalog under NSN 5340-00-157-0758. This indicates validated use in U.S. government and defense supply chains.
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