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5M12-18 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5M12-18: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include length: 1.076 INCHES MINIMUM AND 1.676 INCHES MAXIMUM IN, material: ALUMINUM ALLOY 2024, hole_diameter: 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, body_thickness: 0.032 INCHES NOMINAL IN, special_features: TEMPERATURE LIMITATIONS MINUS 65 DEG FAHRENHEIT TO PLUS 350 DEG FAHRENHEIT, securing_device_type: SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-449-6179, 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
5M12-18
NSN: 5340-01-449-6179
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
length1.076 INCHES MINIMUM AND 1.676 INCHES MAXIMUM IN
materialALUMINUM ALLOY 2024
hole_diameter0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
body_thickness0.032 INCHES NOMINAL IN
special_featuresTEMPERATURE LIMITATIONS MINUS 65 DEG FAHRENHEIT TO PLUS 350 DEG FAHRENHEIT
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, MULTI HOLES
end_item_identificationF-15S
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
distance_between_holes_along_width0.115 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
distance_between_holes_along_length1.056 INCHES MINIMUM AND 1.068 INCHES MAXIMUM IN
NSN5340-01-449-6179
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5M12-18 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
•
LENGTH: 1.076 INCHES MINIMUM AND 1.676 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-23377 TYPE1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 1.056 INCHES MINIMUM AND 1.068 INCHES MAXIMUM IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 0.115 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-362 CONDT FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
SECURING DEVICE TYPE: SPECIAL
TECHNICAL CHARACTERISTICS
LENGTH1.076 INCHES MINIMUM AND 1.676 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-23377 TYPE1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE
DISTANCE BETWEEN HOLES ALONG LENGTH1.056 INCHES MINIMUM AND 1.068 INCHES MAXIMUM IN
DISTANCE BETWEEN HOLES ALONG WIDTH0.115 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-362 CONDT FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
SECURING DEVICE TYPESPECIAL
SPECIAL FEATURESTEMPERATURE LIMITATIONS MINUS 65 DEG FAHRENHEIT TO PLUS 350 DEG FAHRENHEIT
PERIPHERAL SHAPE STYLERECTANGLE, MULTI HOLES
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 5M12-18?
5M12-18 is a COVER,ACCESS.
What is the NSN for 5M12-18?
5M12-18 is cataloged in the U.S. Government catalog under NSN 5340-01-449-6179. This indicates validated use in U.S. government and defense supply chains.
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