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12289942 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12289942: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5086 OR ALUMINUM ALLOY 6061, hole_diameter: 0.261 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN, body_thickness: 0.375 INCHES NOMINAL IN, outside_diameter: 6.000 INCHES NOMINAL IN, special_features: ONE SIDE WALKWAY,COMPOUND,MIL-W-5044, surface_treatment: CHROMATE ZINC. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-302-3190, 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
12289942
NSN: 5340-01-302-3190
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5086 OR ALUMINUM ALLOY 6061
hole_diameter0.261 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
body_thickness0.375 INCHES NOMINAL IN
outside_diameter6.000 INCHES NOMINAL IN
special_featuresONE SIDE WALKWAY,COMPOUND,MIL-W-5044
surface_treatmentCHROMATE ZINC
bolt_circle_diameter5.500 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity4
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-01-302-3190
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12289942 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: TT-P-1757 FED SPEC SINGLE TREATMENT RESPONSE
•
BOLT CIRCLE HOLE QUANTITY: 4
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/7,H32 OR H34 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/11,T6 OR T651 FED SPEC 2ND MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
OUTSIDE DIAMETER: 6.000 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: SPECIAL
•
BOLT CIRCLE DIAMETER: 5.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONTT-P-1757 FED SPEC SINGLE TREATMENT RESPONSE
BOLT CIRCLE HOLE QUANTITY4
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/7,H32 OR H34 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/11,T6 OR T651 FED SPEC 2ND MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
OUTSIDE DIAMETER6.000 INCHES NOMINAL IN
SECURING DEVICE TYPESPECIAL
BOLT CIRCLE DIAMETER5.500 INCHES NOMINAL IN
SPECIAL FEATURESONE SIDE WALKWAY,COMPOUND,MIL-W-5044
SURFACE TREATMENTCHROMATE ZINC
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 12289942?
12289942 is a COVER,ACCESS.
What is the NSN for 12289942?
12289942 is cataloged in the U.S. Government catalog under NSN 5340-01-302-3190. This indicates validated use in U.S. government and defense supply chains.
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