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5496178 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5496178: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: SPECIAL, width: 1.280 INCHES NOMINAL1.280 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, thickness: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN, recess_width: 0.750 INCHES NOMINAL IN, special_features: SEMICIRCULAR; THREE 8-32 INSERTS, MS21209C0820; TWO 6-32 INSERTS, MS21209C0620. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-380-9121, 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
5496178
NSN: 5340-01-380-9121
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeSPECIAL
width1.280 INCHES NOMINAL1.280 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
thickness0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
recess_width0.750 INCHES NOMINAL IN
special_featuresSEMICIRCULAR; THREE 8-32 INSERTS, MS21209C0820; TWO 6-32 INSERTS, MS21209C0620
surface_treatmentANODIZE
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.195 INCHES MINIMUM AND 0.203 INCHES MAXIMUM ALL HOLES IN
mounting_hole_quantity3
material_document_and_classificationQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-A-8625, TY 2, CL 2 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-380-9121
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5496178 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
•
MOUNTING HOLE QUANTITY: 3
•
RECESS WIDTH: 0.750 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625, TY 2, CL 2 MIL SPEC SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.195 INCHES MINIMUM AND 0.203 INCHES MAXIMUM ALL HOLES IN
•
SHAPE: SPECIAL
•
SURFACE TREATMENT: ANODIZE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY3
RECESS WIDTH0.750 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TY 2, CL 2 MIL SPEC SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.195 INCHES MINIMUM AND 0.203 INCHES MAXIMUM ALL HOLES IN
SHAPESPECIAL
SPECIAL FEATURESSEMICIRCULAR; THREE 8-32 INSERTS, MS21209C0820; TWO 6-32 INSERTS, MS21209C0620
SURFACE TREATMENTANODIZE
WIDTH1.280 INCHES NOMINAL1.280 INCHES NOMINAL IN
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 5496178?
5496178 is a PLATE,MOUNTING.
What is the NSN for 5496178?
5496178 is cataloged in the U.S. Government catalog under NSN 5340-01-380-9121. This indicates validated use in U.S. government and defense supply chains.
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