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5L590 — BREATHER FILTER,EMISSION CONTROL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5L590: BREATHER FILTER,EMISSION CONTROL.

BREATHER FILTER,EMISSION CONTROL. Key specifications include material: COPPER ALLOY FLOW CONTROL DEVICE, cup_width: 1.0625 INCHES NOMINAL IN, cone_width: 1.4200 INCHES NOMINAL IN, body_length: 1.406 INCHES NOMINAL IN, bonnet_type: INSIDE SPRING, handle_type: OFFSET. This part is cataloged in the U.S.

Government catalog under NSN 3030-00-528-4638, 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
5L590
NSN: 3030-00-528-4638
FSC: 3030 — Belting, Drive Belts, Fan Belts, and Accessories
CAGE: 61463 — LANXESS CORPORATION (USA)
SPECIFICATIONS
materialCOPPER ALLOY FLOW CONTROL DEVICE
cup_width1.0625 INCHES NOMINAL IN
cone_width1.4200 INCHES NOMINAL IN
body_length1.406 INCHES NOMINAL IN
bonnet_typeINSIDE SPRING
handle_typeOFFSET
power_rating100.000 WATTS AVERAGE
thread_class2B ALL ENDS
bore_diameter2.0000 INCHES NOMINAL IN
overall_width0.516 INCHES NOMINAL IN
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
turn_quantity19 SINGLE COMPONENT SINGLE WINDING
NSN3030-00-528-4638
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BREATHER FILTER,EMISSION CONTROL TITLE COMPONENT PN 5L590 MFR BREATHER FILTER,EMISSI
SUBSTITUTES & CROSS-REFERENCES 9
MS39243-35Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
55R15Reference document
Same NSN cross-reference
Reference document — Secondary reference
13-330Reference document
Same NSN cross-reference
Reference document — Secondary reference
FHP256Reference document
Same NSN cross-reference
Reference document — Secondary reference
9042897Reference document
Same NSN cross-reference
Reference document — Secondary reference
3590Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5L590?
5L590 is a BREATHER FILTER,EMISSION CONTROL.
What parts can replace 5L590?
There are 9 known substitutes for 5L590: MS39243-35, 55R15, 13-330 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5L590?
5L590 is cataloged in the U.S. Government catalog under NSN 3030-00-528-4638. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.