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1668254 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1668254: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 3.000 INCHES NOMINAL IN, length: 5.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, hole_diameter: 0.161 INCHES NOMINAL IN, body_thickness: 0.063 INCHES NOMINAL IN, flange_thickness: 0.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-160-4620, 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
1668254
NSN: 5340-01-160-4620
FSC: 5340 — Hardware, Commercial
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)
SPECIFICATIONS
width3.000 INCHES NOMINAL IN
length5.000 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
hole_diameter0.161 INCHES NOMINAL IN
body_thickness0.063 INCHES NOMINAL IN
flange_thickness0.063 INCHES NOMINAL IN
special_featuresCOLOR NO. 26492 FED STD 595
surface_treatmentPLASTIC EPOXY
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_width8
hole_quantity_along_length4
cross-sectional_shape_styleSQUARE OR RECTANGULAR RECESS
NSN5340-01-160-4620
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1668254 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: 5.000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-22750 CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
•
FLANGE THICKNESS: 0.063 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 4
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 T6 FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE OR RECTANGULAR RECESS
•
HOLE QUANTITY ALONG WIDTH: 8
TECHNICAL CHARACTERISTICS
LENGTH5.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-22750 CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
FLANGE THICKNESS0.063 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH4
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 T6 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
HOLE QUANTITY ALONG WIDTH8
SPECIAL FEATURESCOLOR NO. 26492 FED STD 595
SURFACE TREATMENTPLASTIC EPOXY
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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1668254?
1668254 is a COVER,ACCESS.
What is the NSN for 1668254?
1668254 is cataloged in the U.S. Government catalog under NSN 5340-01-160-4620. This indicates validated use in U.S. government and defense supply chains.
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