PartsTable
Technical Data Sheet
PartsTable / MRO / 048520
048520 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The OIL,SEAL ASSEMBLY is a the manufacturer industrial component. Key specifications include material: ZINC OVERALL, end_style: SPRING END,SQUARED BOTH ENDS, coil_quantity: 12, inside_diameter: 0.238 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 1.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5840-00-856-2644, 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
MRO→ MRO_GENERAL→ 048520
NSN: 5840-00-856-2644
FSC: 5840
CAGE: 38740 — RELIANCE ELECTRIC INDUSTRIAL CO MASTER DIV (USA)
SPECIFICATIONS
materialZINC OVERALL
end_styleSPRING END,SQUARED BOTH ENDS
coil_quantity12
inside_diameter0.238 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length1.000 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.262 INCHES NOMINAL IN
NSN5840-00-856-2644
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available OIL,SEAL ASSEMBLY TITLE COMPONENT PN 048520 MFR OIL,SEAL ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
DL62Interchangeable
interchangeable cross-reference
interchangeable
48520Interchangeable
interchangeable cross-reference
interchangeable
45820Interchangeable
interchangeable cross-reference
interchangeable
46888Interchangeable
interchangeable cross-reference
interchangeable
42427-53SYM46888Interchangeable
interchangeable cross-reference
interchangeable
398935SYM46888Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 048520?
048520 is a OIL,SEAL ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 048520?
There are 7 known substitutes for 048520: DL62, 48520, 45820 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 048520?
048520 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5840-00-856-2644. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026