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Technical Data Sheet
PartsTable / MRO / 510421
510421 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include body_style: TUBE TYPE, overall_length: 1.250 INCHES NOMINAL IN, overall_diameter: 0.250 INCHES NOMINAL IN, features_provided: NONRENEWABLE FUSIBLE ELEMENT, surface_treatment: NICKEL TERMINAL, interruption_indicator_method: VISIBLE ELEMENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-104-4457, 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→ 510421
NSN: 5999-00-104-4457
FSC: 5999
CAGE: 60674 — MICROWAVE DEVICES INC (USA)
SPECIFICATIONS
body_styleTUBE TYPE
overall_length1.250 INCHES NOMINAL IN
overall_diameter0.250 INCHES NOMINAL IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
interruption_indicator_methodVISIBLE ELEMENT
maximum_voltage_rating_in_volts250.0 AC AND 250.0 DC
continuous_current_rating_in_amps0.100
circuit_over-current_interruption_typeTIME DELAY
circuit_over-current_interruption_delay_time_in_seconds2.0 400 PCT OF CURRENT RATING
NSN5999-00-104-4457
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 510421 MFR RESISTOR,VARIABLE,WIRE WOUND,NON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
510-42Interchangeable
interchangeable cross-reference
interchangeable
120 21/32Interchangeable
interchangeable cross-reference
interchangeable
49742Interchangeable
interchangeable cross-reference
interchangeable
25615Interchangeable
interchangeable cross-reference
interchangeable
5.00-15Interchangeable
interchangeable cross-reference
interchangeable
ZZ-T-1619Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 510421?
510421 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 510421?
There are 19 known substitutes for 510421: 510-42, 120 21/32, 49742 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 510421?
510421 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-104-4457. 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