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5258751 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5258751: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL, inside_diameter: 0.375 INCHES NOMINAL IN, outside_diameter: 0.752 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: RING RETAINING. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-598-8539, 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
5258751
NSN: 5340-01-598-8539
NIINs: 015988539, 016746575
FSC: 5340 — Hardware, Commercial
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
inside_diameter0.375 INCHES NOMINAL IN
outside_diameter0.752 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyRING RETAINING
NSN5340-01-598-8539
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5258751 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
•
MOUNTING METHOD: SCREW
•
SHAPE: IRREGULAR
•
SECURING DEVICE TYPE: THREADED FASTENER
•
MOUNTING HOLE/SLOT QUANTITY: 13
•
THREAD SERIES DESIGNATOR: M
•
MOUNTING HOLE TYPE: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
MOUNTING METHODSCREW
SHAPEIRREGULAR
SECURING DEVICE TYPETHREADED FASTENER
MOUNTING HOLE/SLOT QUANTITY13
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER, FRONT
END ITEM IDENTIFICATIONMRAP; RG-31; MEDIUM MINE PROTECTED VEHICLE - MMPV
THREAD SERIES DESIGNATORM
MOUNTING HOLE TYPEUNABLE TO DECODE
SUBSTITUTES & CROSS-REFERENCES 2
332/G5351Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1307519Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5258751?
5258751 is a COVER,ACCESS.
What parts can replace 5258751?
There are 2 known substitutes for 5258751: 332/G5351, 1307519. Substitute compatibility should be verified for your specific system.
What is the NSN for 5258751?
5258751 is cataloged in the U.S. Government catalog under NSN 5340-01-598-8539. This indicates validated use in U.S. government and defense supply chains.
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