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Technical Data Sheet
PartsTable / MRO / 594R521H01
594R521H01 ✓ 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 RADAR SET SUBASSEMBLY is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEAL, bore_shape: STRAIGHT, bore_diameter: 20.00 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND, inner_ring_width: 0.9060 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 5841-01-627-8905, 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→ 594R521H01
NSN: 5841-01-627-8905
FSC: 5841
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEAL
bore_shapeSTRAIGHT
bore_diameter20.00 MILLIMETERS NOMINAL MM
seal_quantity2
load_directionRADIAL
surface_finishGROUND
inner_ring_width0.9060 INCHES NOMINAL IN
outer_ring_width0.5910 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeCONTACT
lubrication_materialGREASE
overall_outside_diameter52.00 MILLIMETERS NOMINAL MM
NSN5841-01-627-8905
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RADAR SET SUBASSEMBLY TITLE COMPONENT PN 594R521H01 MFR RADAR SET SUBASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
88604Interchangeable
interchangeable cross-reference
interchangeable
S16042AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 594R521H01?
594R521H01 is a RADAR SET SUBASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 594R521H01?
There are 2 known substitutes for 594R521H01: 88604, S16042A. Substitute compatibility should be verified for your specific system.
What is the NSN for 594R521H01?
594R521H01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5841-01-627-8905. 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