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Technical Data Sheet
521 ✓ Verified by PartsTable
Middle Atlantic Products · 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

Our popular Slim 5 Series rack frame system meets a wide range of project requirements. Available in 12 standard sizes and any height from 8 to 43 spaces, the Slim 5 series ships ready-to-assemble. Strong steel construction with wide open access for easy integration.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-267-2343, 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 521
NSN: 6625-01-267-2343
FSC: 6625
CAGE: 64095 — VLI CORP (USA)
SPECIFICATIONS
overall_length196.85 INCHES MINIMUM AND 393.70 INCHES MAXIMUM IN
special_featuresCOLOR BLACK, STRENGTH 5600LBF
part_name_assigned_by_controlling_agencyALUMINUM SPECIAL OPS LADDER
NSN6625-01-267-2343
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Middle Atlantic Products RESISTOR,FIXED,COMPOSITION TITLE COMPONENT PN 521 MFR Middle Atlantic Products RESISTOR,FIXED,COMPOSI
KEY FEATURES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 28VDC PORM 2V AT MAX OF 250 MA,15 VDC PORM 0.2V AT MAX OF 50 MA,5 VDC PORM 0.1V AT MAX OF 50 MA; MTBF 10,000 HRS; USEFUL LIFE 10 YRS; VSWR NOT TO EXCEED 1.25.1; 5.0 IN L BY 4.2 IN W BY 2.8 IN D NOMINAL VDC
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONF15 AIS MICROWAVE TEST STATION
GENERAL CHARACTERISTICS ITEM DESCRIPTION28VDC PORM 2V AT MAX OF 250 MA,15 VDC PORM 0.2V AT MAX OF 50 MA,5 VDC PORM 0.1V AT MAX OF 50 MA; MTBF 10,000 HRS; USEFUL LIFE 10 YRS; VSWR NOT TO EXCEED 1.25.1; 5.0 IN L BY 4.2 IN W BY 2.8 IN D NOMINAL VDC
END ITEM IDENTIFICATIONF15 AIS MICROWAVE TEST STATION
GENERAL CHARACTERISTICS ITEM DESCRIPTION28VDC PORM 2V AT MAX OF 250 MA,15 VDC PORM 0.2V AT MAX OF 50 MA,5 VDC PORM 0.1V AT MAX OF 50 MA; MTBF 10,000 HRS; USEFUL LIFE 10 YRS; VSWR NOT TO EXCEED 1.25.1; 5.0 IN L BY 4.2 IN W BY 2.8 IN D NOMINAL VDC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
521Interchangeable
interchangeable cross-reference
interchangeable
LP-C585SInterchangeable
Same NIIN cross-reference
interchangeable
M10X411Interchangeable
Same NIIN cross-reference
interchangeable
PL-C58SInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 521?
521 is a RESISTOR,FIXED,COMPOSITION manufactured by Middle Atlantic Products. It is classified as a MRO (MRO_GENERAL).
What parts can replace 521?
There are 4 known substitutes for 521: 521, LP-C585S, M10X411 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 521?
521 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-267-2343. This indicates validated use in U.S. government and defense supply chains.
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