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654500 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

654500: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, body_thickness: 0.081 INCHES NOMINAL IN, flange_thickness: 0.031 INCHES NOMINAL IN, outside_diameter: 1.750 INCHES NOMINAL IN, bolt_circle_diameter: 1.562 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-382-5876, 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
654500
NSN: 5340-00-382-5876
FSC: 5340 — Hardware, Commercial
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_thickness0.081 INCHES NOMINAL IN
flange_thickness0.031 INCHES NOMINAL IN
outside_diameter1.750 INCHES NOMINAL IN
bolt_circle_diameter1.562 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity7
cross-sectional_shape_styleFLAT, ROUND RIB REINFORCED
material_document_and_classificationQQ-A-353,COND T FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-00-382-5876
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 654500 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
•
FLANGE THICKNESS: 0.031 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 7
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-353,COND T FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT, ROUND RIB REINFORCED
•
OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
BOLT CIRCLE DIAMETER: 1.562 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.031 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY7
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-353,COND T FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT, ROUND RIB REINFORCED
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
BOLT CIRCLE DIAMETER1.562 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
MATERIALALUMINUM ALLOY
BODY THICKNESS0.081 INCHES NOMINAL IN
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 1
231378Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 654500?
654500 is a COVER,ACCESS.
What parts can replace 654500?
There is 1 known substitute for 654500: 231378. Substitute compatibility should be verified for your specific system.
What is the NSN for 654500?
654500 is cataloged in the U.S. Government catalog under NSN 5340-00-382-5876. This indicates validated use in U.S. government and defense supply chains.
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