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8725253 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8725253: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 6.080 INCHES NOMINAL IN, length: 6.098 INCHES NOMINAL IN, inside_width: 4.500 INCHES NOMINAL IN, hole_diameter: 0.344 INCHES NOMINAL IN, inside_length: 5.320 INCHES NOMINAL IN, body_thickness: 0.220 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-125-3891, 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
8725253
NSN: 5340-00-125-3891
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
width6.080 INCHES NOMINAL IN
length6.098 INCHES NOMINAL IN
inside_width4.500 INCHES NOMINAL IN
hole_diameter0.344 INCHES NOMINAL IN
inside_length5.320 INCHES NOMINAL IN
body_thickness0.220 INCHES NOMINAL IN
flange_thickness0.380 INCHES NOMINAL IN
fsc_application_dataCAMSHAFT GEAR,DIESEL ENGINE,NONAIRCRAFT
inside_corner_radius0.250 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
hole_quantity_along_width4
first_recess_inside_height0.380 INCHES NOMINAL IN
NSN5340-00-125-3891
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8725253 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
•
FSC APPLICATION DATA: CAMSHAFT GEAR,DIESEL ENGINE,NONAIRCRAFT
•
INSIDE WIDTH: 4.500 INCHES NOMINAL IN
•
LENGTH: 6.098 INCHES NOMINAL IN
•
INSIDE LENGTH: 5.320 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.380 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.250 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.380 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 2
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATACAMSHAFT GEAR,DIESEL ENGINE,NONAIRCRAFT
INSIDE WIDTH4.500 INCHES NOMINAL IN
LENGTH6.098 INCHES NOMINAL IN
INSIDE LENGTH5.320 INCHES NOMINAL IN
FLANGE THICKNESS0.380 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.250 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.380 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH2
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLEOBLONG RECESS
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
2815001253891Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 8725253?
8725253 is a COVER,ACCESS.
What parts can replace 8725253?
There is 1 known substitute for 8725253: 2815001253891. Substitute compatibility should be verified for your specific system.
What is the NSN for 8725253?
8725253 is cataloged in the U.S. Government catalog under NSN 5340-00-125-3891. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.