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Technical Data Sheet
PartsTable / COMPONENT / 7552-8
7552-8 ✓ 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

TANG BREAKOFF TOOL,SCREW THREAD. Key specifications include special_features: SERVICE WITH LW-13743 CHAMP FILTER KIT; THERMOSTATIC BYPASS VALVE MUST BE ORDERED SEPARATELY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-186-3388, 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
7552-8
NSN: 5340-00-186-3388
FSC: 5340
CAGE: 83930 — TRANSDIGM INC DBA ADEL WIGGINS GROUP DIV ADEL WIGGINS (USA)
SPECIFICATIONS
special_featuresSERVICE WITH LW-13743 CHAMP FILTER KIT; THERMOSTATIC BYPASS VALVE MUST BE ORDERED SEPARATELY
NSN5340-00-186-3388
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7552-8 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
•
MATERIAL THICKNESS: 0.064 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 2024 BAND
•
STYLE DESIGNATOR: SINGLE LOOP
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A250/5 FED SPEC SINGLE MATERIAL RESPONSE BAND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.064 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 2024 BAND
OVERALL WIDTH0.500 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE LOOP
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A250/5 FED SPEC SINGLE MATERIAL RESPONSE BAND
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
MATERIALALUMINUM ALLOY 2024 BAND
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
LOOP INSIDE DIAMETER1.750 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END1.530 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
0640 7704Interchangeable
interchangeable cross-reference
interchangeable
8761582Interchangeable
interchangeable cross-reference
interchangeable
7552-8Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS5587Interchangeable
Same NIIN cross-reference
interchangeable
AS5587D28Interchangeable
Same NIIN cross-reference
interchangeable
10117277Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7552-8?
7552-8 is a TANG BREAKOFF TOOL,SCREW THREAD.
What parts can replace 7552-8?
There are 10 known substitutes for 7552-8: 0640 7704, 8761582, 7552-8 and 7 more. Substitute compatibility should be verified for your specific system.
Is 7552-8 still available?
7552-8 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026