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3789547 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3789547: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 6.000 INCHES NOMINAL IN, length: 12.875 INCHES NOMINAL IN, material: STEEL, inside_width: 4.875 INCHES NOMINAL IN, corner_radius: 0.750 INCHES NOMINAL IN, hole_diameter: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-758-7858, 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
3789547
NSN: 5340-00-758-7858
FSC: 5340 — Hardware, Commercial
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
width6.000 INCHES NOMINAL IN
length12.875 INCHES NOMINAL IN
materialSTEEL
inside_width4.875 INCHES NOMINAL IN
corner_radius0.750 INCHES NOMINAL IN
hole_diameter0.375 INCHES NOMINAL IN
inside_length11.750 INCHES NOMINAL IN
body_thickness0.082 INCHES NOMINAL IN
surface_treatmentPAINT
peripheral_shape_styleRECTANGLE, MULTI HOLES
first_recess_inside_height0.188 INCHES NOMINAL IN
hole_quantity_along_length3
NSN5340-00-758-7858
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3789547 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: 3.000 INCHES NOMINAL IN
•
INSIDE WIDTH: 4.875 INCHES NOMINAL IN
•
CORNER RADIUS: 0.750 INCHES NOMINAL IN
•
LENGTH: 12.875 INCHES NOMINAL IN
•
INSIDE LENGTH: 11.750 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 4.500 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.188 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 3
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH3.000 INCHES NOMINAL IN
INSIDE WIDTH4.875 INCHES NOMINAL IN
CORNER RADIUS0.750 INCHES NOMINAL IN
LENGTH12.875 INCHES NOMINAL IN
INSIDE LENGTH11.750 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH4.500 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.188 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH3
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH2.000 INCHES NOMINAL IN
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
149854Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3789547?
3789547 is a COVER,ACCESS.
What parts can replace 3789547?
There is 1 known substitute for 3789547: 149854. Substitute compatibility should be verified for your specific system.
What is the NSN for 3789547?
3789547 is cataloged in the U.S. Government catalog under NSN 5340-00-758-7858. This indicates validated use in U.S. government and defense supply chains.
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