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1339AS890-1 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1339AS890-1: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 5.560 INCHES NOMINAL IN, length: 6.120 INCHES NOMINAL IN, material: ALUMINUM, inside_width: 5.000 INCHES NOMINAL IN, inside_length: 4.280 INCHES NOMINAL IN, body_thickness: 0.040 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-592-9946, 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
1339AS890-1
NSN: 5340-01-592-9946
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
width5.560 INCHES NOMINAL IN
length6.120 INCHES NOMINAL IN
materialALUMINUM
inside_width5.000 INCHES NOMINAL IN
inside_length4.280 INCHES NOMINAL IN
body_thickness0.040 INCHES NOMINAL IN
flange_thickness0.040 INCHES NOMINAL IN
special_featuresNHA; 1339AS775
inside_corner_radius0.060 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, NO HOLES
end_item_identificationMOBILE FACILITY
NSN5340-01-592-9946
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1339AS890-1 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
•
INSIDE WIDTH: 5.000 INCHES NOMINAL IN
•
LENGTH: 6.120 INCHES NOMINAL IN
•
INSIDE LENGTH: 4.280 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.040 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.060 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 3.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE OR RECTANGULAR RECESS
•
SECURING DEVICE TYPE: THREADED FASTENER
TECHNICAL CHARACTERISTICS
INSIDE WIDTH5.000 INCHES NOMINAL IN
LENGTH6.120 INCHES NOMINAL IN
INSIDE LENGTH4.280 INCHES NOMINAL IN
FLANGE THICKNESS0.040 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.060 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT3.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
SECURING DEVICE TYPETHREADED FASTENER
SPECIAL FEATURESNHA; 1339AS775
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
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 1339AS890-1?
1339AS890-1 is a COVER,ACCESS.
What is the NSN for 1339AS890-1?
1339AS890-1 is cataloged in the U.S. Government catalog under NSN 5340-01-592-9946. This indicates validated use in U.S. government and defense supply chains.
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