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Technical Data Sheet
1577AL ✓ Verified by PartsTable
· COMPONENT
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 BREATHER is a the manufacturer industrial component. Key specifications include body_material: ALUMINUM AND STEEL, overall_height: 2.203 INCHES MAXIMUM IN, connection_type: THREADED, outside_diameter: 1.531 INCHES MAXIMUM IN, special_features: STEEL CAP,THRU PASSAGE BOLT AND RETAINER;ALUMINUM WOOL FILTER MATERIAL;0.625 IN.ACROSS HEX WRENCHING FLATS IN, supplementary_features: PLATING: CADMIUM TYPE II,CLASS 3, SPEC QQ-P-416 (ON STEEL PARTS). This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-113-5509, 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
1577AL
NSN: 2520-00-113-5509
FSC: 2520
CAGE: 55355 — EMCOR ENCLOSURES LLC (USA)
SPECIFICATIONS
body_materialALUMINUM AND STEEL
overall_height2.203 INCHES MAXIMUM IN
connection_typeTHREADED
outside_diameter1.531 INCHES MAXIMUM IN
special_featuresSTEEL CAP,THRU PASSAGE BOLT AND RETAINER;ALUMINUM WOOL FILTER MATERIAL;0.625 IN.ACROSS HEX WRENCHING FLATS IN
supplementary_featuresPLATING: CADMIUM TYPE II,CLASS 3, SPEC QQ-P-416 (ON STEEL PARTS)
end_item_identification3825-00-859-7926
thread_size_and_series/type_designator1/4-18 NPT
part_name_assigned_by_controlling_agencyBREATHER
NSN2520-00-113-5509
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BREATHER TITLE COMPONENT PN 1577AL MFR BREATHER
KEY FEATURES
OUTSIDE DIAMETER: 1.531 INCHES MAXIMUM IN
CONNECTION TYPE: THREADED
SUPPLEMENTARY FEATURES: PLATING: CADMIUM TYPE II,CLASS 3, SPEC QQ-P-416 (ON STEEL PARTS)
BODY MATERIAL: ALUMINUM AND STEEL
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1/4-18 NPT
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.531 INCHES MAXIMUM IN
CONNECTION TYPETHREADED
SPECIAL FEATURESSTEEL CAP,THRU PASSAGE BOLT AND RETAINER;ALUMINUM WOOL FILTER MATERIAL;0.625 IN.ACROSS HEX WRENCHING FLATS IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBREATHER
SUPPLEMENTARY FEATURESPLATING: CADMIUM TYPE II,CLASS 3, SPEC QQ-P-416 (ON STEEL PARTS)
BODY MATERIALALUMINUM AND STEEL
THREAD SIZE AND SERIES/TYPE DESIGNATOR1/4-18 NPT
END ITEM IDENTIFICATION3825-00-859-7926
OVERALL HEIGHT2.203 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
F328Interchangeable
interchangeable cross-reference
interchangeable
767Interchangeable
interchangeable cross-reference
interchangeable
ASME B94.19Interchangeable
interchangeable cross-reference
interchangeable
4X966Interchangeable
interchangeable cross-reference
interchangeable
36-002200Interchangeable
interchangeable cross-reference
interchangeable
ASME B94.54Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1577AL?
1577AL is a BREATHER.
What parts can replace 1577AL?
There are 26 known substitutes for 1577AL: F328, 767, ASME B94.19 and 23 more. Substitute compatibility should be verified for your specific system.
Is 1577AL still available?
1577AL is currently cancelled.
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