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Technical Data Sheet
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63520 — Technical Data Sheet

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— · COMPONENT
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 NUT,ADJUSTING is a the manufacturer industrial component. Key specifications include shape: CUP SHAPED W/BRACE END, material: STEEL, outside_diameter: 1.625 INCHES NOMINAL IN, style_designator: RAIL END. This part is cataloged in the Federal Logistics Information System under NSN 2990-00-323-8946, 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
63520
NSN: 2990-00-323-8946
FSC: 2990
CAGE: 08645 — BRIGGS AND STRATTON CORP (USA)
SPECIFICATIONS
shapeCUP SHAPED W/BRACE END
materialSTEEL
outside_diameter1.625 INCHES NOMINAL IN
style_designatorRAIL END
NSN2990-00-323-8946
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NUT,ADJUSTING TITLE COMPONENT PN 63520 MFR NUT,ADJUSTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
RRF00191-4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
55RInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
720InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LH63611 PART 9-16InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
460-199InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 63520?
63520 is a NUT,ADJUSTING.
What parts can replace 63520?
There are 5 known substitutes for 63520: RRF00191-4, 55R, 720 and 2 more. Substitute compatibility should be verified for your specific system.
Is 63520 still available?
63520 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026