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12388918 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12388918: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 5.0000 INCHES NOMINAL IN, length: 8.5060 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, inside_width: 8.3800 INCHES NOMINAL IN, inside_length: 5.4600 INCHES NOMINAL IN, body_thickness: 0.0630 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-463-4883, 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
12388918
NSN: 5340-01-463-4883
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
width5.0000 INCHES NOMINAL IN
length8.5060 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
inside_width8.3800 INCHES NOMINAL IN
inside_length5.4600 INCHES NOMINAL IN
body_thickness0.0630 INCHES NOMINAL IN
flange_thickness0.0630 INCHES NOMINAL IN
surface_treatmentANODIZE
inside_corner_radius0.3800 INCHES NOMINAL IN
securing_device_typeSPECIAL
first_recess_inside_height0.9600 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE OR RECTANGULAR RECESS
NSN5340-01-463-4883
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12388918 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
•
INSIDE WIDTH: 8.3800 INCHES NOMINAL IN
•
LENGTH: 8.5060 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171, FIN. 7.3.3 MIL SPEC SINGLE TREATMENT RESPONSE
•
INSIDE LENGTH: 5.4600 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.0630 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.3800 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.9600 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
INSIDE WIDTH8.3800 INCHES NOMINAL IN
LENGTH8.5060 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171, FIN. 7.3.3 MIL SPEC SINGLE TREATMENT RESPONSE
INSIDE LENGTH5.4600 INCHES NOMINAL IN
FLANGE THICKNESS0.0630 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.3800 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.9600 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
SECURING DEVICE TYPESPECIAL
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 1
5340014634883Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12388918?
12388918 is a COVER,ACCESS.
What parts can replace 12388918?
There is 1 known substitute for 12388918: 5340014634883. Substitute compatibility should be verified for your specific system.
What is the NSN for 12388918?
12388918 is cataloged in the U.S. Government catalog under NSN 5340-01-463-4883. This indicates validated use in U.S. government and defense supply chains.
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