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Technical Data Sheet
637581 ✓ 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 FUSE,CARTRIDGE is a the manufacturer industrial component. Key specifications include material: FIBER CASE, body_style: SELF INDICATING TYPE, body_length: 1.187 INCHES NOMINAL IN, overall_length: 1.265 INCHES NOMINAL IN, overall_diameter: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, special_features: SILVER PLATED INDICATING PIN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1210-00-157-8230, 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 637581
NSN: 1210-00-157-8230
FSC: 1210
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialFIBER CASE
body_styleSELF INDICATING TYPE
body_length1.187 INCHES NOMINAL IN
overall_length1.265 INCHES NOMINAL IN
overall_diameter0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
special_featuresSILVER PLATED INDICATING PIN
features_providedNONRENEWABLE FUSIBLE ELEMENT
precious_materialSILVER
surface_treatmentNICKEL TERMINAL
specification/standard_data81349-MIL-F-15160/77 GOVERNMENT SPECIFICATION
interruption_indicator_methodVISIBLE ELEMENT
precious_material_and_locationINDICATING PIN SURFACES SILVER
NSN1210-00-157-8230
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN 637581 MFR FUSE,CARTRIDGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
5920PL0943799Interchangeable
interchangeable cross-reference
interchangeable
081-044245-05Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-15160/77Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 637581?
637581 is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 637581?
There are 3 known substitutes for 637581: 5920PL0943799, 081-044245-05, MIL-F-15160/77. Substitute compatibility should be verified for your specific system.
What is the NSN for 637581?
637581 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1210-00-157-8230. This indicates validated use in U.S. government and defense supply chains.
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