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7052550 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7052550: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: ALUMINUM ALLOY 6061, design_type: FRICTION, overall_diameter: 3.750 INCHES NOMINAL IN, surface_treatment: ANODIZE, end_item_identification: HEAVYWEIGHT TORPEDO ENG ASSY STD, material_document_and_classification: QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-527-1079, 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
7052550
NSN: 5340-01-527-1079
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
design_typeFRICTION
overall_diameter3.750 INCHES NOMINAL IN
surface_treatmentANODIZE
end_item_identificationHEAVYWEIGHT TORPEDO ENG ASSY STD
material_document_and_classificationQQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
opening_inside_diameter_for_which_designed2.815 INCHES MINIMUM AND 2.820 INCHES MAXIMUM IN
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-527-1079
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7052550 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 3.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 2.815 INCHES MINIMUM AND 2.820 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ANODIZE
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
DESIGN TYPEFRICTION
OVERALL DIAMETER3.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
OPENING INSIDE DIAMETER FOR WHICH DESIGNED2.815 INCHES MINIMUM AND 2.820 INCHES MAXIMUM IN
SPECIAL FEATURESCLOSED END HAS CHAMFERED EDGE OF 1/8" X 45 DEGREES; CLOSED END CENTER HAS DRILL AND TAP THRU FOR 1/2" -13 SCREW; ONE WALL OF CAP HAS DRILL AND TAP THRU FOR 3/8" -16 SCREW; SURF TREATMENT IAW MIL-A-8625 TYPE 2, CLASS 1, DICHROMATE SEAL
SURFACE TREATMENTANODIZE
END ITEM IDENTIFICATIONHEAVYWEIGHT TORPEDO ENG ASSY STD
MATERIALALUMINUM ALLOY 6061
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7052550?
7052550 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 7052550?
7052550 is cataloged in the U.S. Government catalog under NSN 5340-01-527-1079. This indicates validated use in U.S. government and defense supply chains.
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