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Technical Data Sheet
A-A-52524 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: LEATHER CATTLEHIDE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, case_style: RECESSED, seal_width: 0.250 INCHES NOMINAL IN, housing_bore_diameter: 0.750 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.250 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 5330-00-182-3222, 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
A-A-52524
NSN: 5330-00-182-3222
FSC: 5330
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialLEATHER CATTLEHIDE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
case_styleRECESSED
seal_width0.250 INCHES NOMINAL IN
housing_bore_diameter0.750 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.250 INCHES NOMINAL IN
NSN5330-00-182-3222
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A-A-52524 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
SEALING ELEMENT STYLE: ANGULAR
CASE STYLE: RECESSED
SEAL WIDTH: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC AND CHROMATE CASE
HOUSING BORE DIAMETER: 1.873 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
MATERIAL: STEEL CASE
DEPARTURE FROM CITED DOCUMENT: MONE
ACCOMMODATED SHAFT DIAMETER: 1.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
CASE STYLERECESSED
SEAL WIDTH0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC AND CHROMATE CASE
HOUSING BORE DIAMETER1.873 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
MATERIALSTEEL CASE
DEPARTURE FROM CITED DOCUMENTMONE
ACCOMMODATED SHAFT DIAMETER1.375 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 2 FED SPEC 2ND TREATMENT RESPONSE CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
A-A-52524Interchangeable
interchangeable cross-reference
interchangeable
MILS45005Interchangeable
interchangeable cross-reference
interchangeable
225856Interchangeable
interchangeable cross-reference
interchangeable
A1205-R-1344Interchangeable
interchangeable cross-reference
interchangeable
159183Interchangeable
interchangeable cross-reference
interchangeable
5330010412003Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-52524?
A-A-52524 is a SEAL,PLAIN ENCASED.
What parts can replace A-A-52524?
There are 13 known substitutes for A-A-52524: A-A-52524, MILS45005, 225856 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-A-52524?
A-A-52524 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-182-3222. This indicates validated use in U.S. government and defense supply chains.
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