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687-9585-001 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

687-9585-001: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 3.778 INCHES NOMINAL IN, length: 3.603 INCHES NOMINAL IN, material: ALUMINUM ALLOY 5052, body_thickness: 0.040 INCHES NOMINAL IN, flange_thickness: 0.040 INCHES NOMINAL IN, surface_treatment: PRIMER ZINC CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-447-3970, 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
687-9585-001
NSN: 5340-01-447-3970
FSC: 5340 — Hardware, Commercial
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
width3.778 INCHES NOMINAL IN
length3.603 INCHES NOMINAL IN
materialALUMINUM ALLOY 5052
body_thickness0.040 INCHES NOMINAL IN
flange_thickness0.040 INCHES NOMINAL IN
special_featuresTHIS ITEM INCLUDES 12 SELF-LOCKING CLINCH NUTS MOUNTED IN 0.156 INCH DIAMETER HOLES (3 ON EACH FLANGE), USED FOR SECURING THE COVER TO THE PROTECTIVE HOUSING IN
surface_treatmentPRIMER ZINC CHROMATE
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, NO HOLES
end_item_identificationCOAST GUARD HH65 HELICOPTER
first_recess_inside_height0.310 INCHES NOMINAL IN
cross-sectional_shape_styleRECESS, SAME SHAPE AS THE PERIPHERY
NSN5340-01-447-3970
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 687-9585-001 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
•
LENGTH: 3.603 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.040 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.310 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: THREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECESS, SAME SHAPE AS THE PERIPHERY
•
SECURING DEVICE TYPE: THREADED FASTENER
TECHNICAL CHARACTERISTICS
LENGTH3.603 INCHES NOMINAL IN
FLANGE THICKNESS0.040 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.310 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLETHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECESS, SAME SHAPE AS THE PERIPHERY
SECURING DEVICE TYPETHREADED FASTENER
SPECIAL FEATURESTHIS ITEM INCLUDES 12 SELF-LOCKING CLINCH NUTS MOUNTED IN 0.156 INCH DIAMETER HOLES (3 ON EACH FLANGE), USED FOR SECURING THE COVER TO THE PROTECTIVE HOUSING IN
SURFACE TREATMENTPRIMER ZINC CHROMATE
PERIPHERAL SHAPE STYLERECTANGLE, NO HOLES
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 687-9585-001?
687-9585-001 is a COVER,ACCESS.
What is the NSN for 687-9585-001?
687-9585-001 is cataloged in the U.S. Government catalog under NSN 5340-01-447-3970. This indicates validated use in U.S. government and defense supply chains.
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