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12353408 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12353408: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 4.500 INCHES NOMINAL IN, length: 6.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 5052, hole_diameter: 0.310 INCHES NOMINAL IN, body_thickness: 0.125 INCHES NOMINAL IN, special_features: FOUR ADDITIONAL HOLES,0.170 IN. DIA MIN AND 0.210 IN.

DIA MAX IN. This part is cataloged in the U.S. Government catalog under NSN 5340-01-295-3074, 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
12353408
NSN: 5340-01-295-3074
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
width4.500 INCHES NOMINAL IN
length6.000 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 5052
hole_diameter0.310 INCHES NOMINAL IN
body_thickness0.125 INCHES NOMINAL IN
special_featuresFOUR ADDITIONAL HOLES,0.170 IN. DIA MIN AND 0.210 IN. DIA MAX IN
features_providedOBSERVATION FACILITY
surface_treatmentPLASTIC POLYAMIDE AND PLASTIC EPOXY
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, FOUR HOLES
cross-sectional_shape_styleFLAT W/OPEN CENTER
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-01-295-3074
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12353408 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: 0.410 INCHES NOMINAL IN
•
LENGTH: 6.000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-22750 MIL SPEC ALL TREATMENT RESPONSES
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 5.062 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 3.688 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/8 H34 FED SPEC 2ND MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT W/OPEN CENTER
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.410 INCHES NOMINAL IN
LENGTH6.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-22750 MIL SPEC ALL TREATMENT RESPONSES
DISTANCE BETWEEN HOLES ALONG LENGTH5.062 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH3.688 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/8 H34 FED SPEC 2ND MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT W/OPEN CENTER
FEATURES PROVIDEDOBSERVATION FACILITY
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

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 12353408?
12353408 is a COVER,ACCESS.
What is the NSN for 12353408?
12353408 is cataloged in the U.S. Government catalog under NSN 5340-01-295-3074. This indicates validated use in U.S. government and defense supply chains.
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