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12420191 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12420191: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 103.0 MILLIMETERS NOMINAL MM, length: 103.0 MILLIMETERS NOMINAL MM, material: STEEL, corner_radius: 12.7 MILLIMETERS NOMINAL MM, hole_diameter: 28.6 MILLIMETERS NOMINAL MM, body_thickness: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-381-3937, 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
12420191
NSN: 5340-01-381-3937
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
width103.0 MILLIMETERS NOMINAL MM
length103.0 MILLIMETERS NOMINAL MM
materialSTEEL
corner_radius12.7 MILLIMETERS NOMINAL MM
hole_diameter28.6 MILLIMETERS NOMINAL MM
body_thickness0.125 INCHES NOMINAL IN
flange_thickness0.125 INCHES NOMINAL IN
surface_treatmentPAINT
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, ONE CENTER HOLE
first_recess_inside_height100.0 MILLIMETERS NOMINAL MM
cross-sectional_shape_styleRECESS, SAME SHAPE AS THE PERIPHERY
NSN5340-01-381-3937
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12420191 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: 56.1 MILLIMETERS NOMINAL MM
•
CORNER RADIUS: 12.7 MILLIMETERS NOMINAL MM
•
LENGTH: 103.0 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-14105 MIL SPEC SINGLE TREATMENT RESPONSE
•
FLANGE THICKNESS: 0.125 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 100.0 MILLIMETERS NOMINAL MM
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA36 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA569 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH56.1 MILLIMETERS NOMINAL MM
CORNER RADIUS12.7 MILLIMETERS NOMINAL MM
LENGTH103.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-14105 MIL SPEC SINGLE TREATMENT RESPONSE
FLANGE THICKNESS0.125 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT100.0 MILLIMETERS NOMINAL MM
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA36 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA569 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECESS, SAME SHAPE AS THE PERIPHERY
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 12420191?
12420191 is a COVER,ACCESS.
What is the NSN for 12420191?
12420191 is cataloged in the U.S. Government catalog under NSN 5340-01-381-3937. This indicates validated use in U.S. government and defense supply chains.
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