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Technical Data Sheet
PartsTable / MRO / 1579557
1579557 ✓ 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 SWITCH ASSEMBLY is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC TUBE, head_style: FLAT, lens_color: COLORLESS AND RED, stem_style: DRILLED, head_height: 0.1094 INCHES NOMINAL IN, neck_radius: 0.3437 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 5930-01-029-2076, 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→ 1579557
NSN: 5930-01-029-2076
FSC: 5930
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC TUBE
head_styleFLAT
lens_colorCOLORLESS AND RED
stem_styleDRILLED
head_height0.1094 INCHES NOMINAL IN
neck_radius0.3437 INCHES NOMINAL IN
stem_length3.1669 INCHES MINIMUM AND 3.1769 INCHES MAXIMUM IN
hole_diameter0.0960 INCHES NOMINAL IN
stem_diameter0.2480 INCHES MINIMUM AND 0.2485 INCHES MAXIMUM IN
chamfer_length0.0312 INCHES NOMINAL IN
inside_diameter0.500 INCHES NOMINAL IN
outside_diameter0.9790 INCHES MINIMUM AND 0.9890 INCHES MAXIMUM IN
NSN5930-01-029-2076
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH ASSEMBLY TITLE COMPONENT PN 1579557 MFR SWITCH ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
220540Interchangeable
interchangeable cross-reference
interchangeable
MP220540Interchangeable
interchangeable cross-reference
interchangeable
M220540Interchangeable
interchangeable cross-reference
interchangeable
50952Interchangeable
interchangeable cross-reference
interchangeable
257-2618Interchangeable
interchangeable cross-reference
interchangeable
795059Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1579557?
1579557 is a SWITCH ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1579557?
There are 11 known substitutes for 1579557: 220540, MP220540, M220540 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1579557?
1579557 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-029-2076. 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