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2638954 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2638954: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 13.530 INCHES NOMINAL IN, length: 14.040 INCHES MINIMUM AND 14.060 INCHES MAXIMUM IN, material: PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS), securing_device_type: SPECIAL, peripheral_shape_style: RECTANGLE, NO HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-339-6003, 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
2638954
NSN: 5340-01-339-6003
FSC: 5340 — Hardware, Commercial
CAGE: 06424 — ALLIANT TECHSYSTEMS OPERATIONS LLC DIV DEFENSE ELECTRONIC SYSTEMS (USA)
SPECIFICATIONS
width13.530 INCHES NOMINAL IN
length14.040 INCHES MINIMUM AND 14.060 INCHES MAXIMUM IN
materialPLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, NO HOLES
NSN5340-01-339-6003
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2638954 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: 14.040 INCHES MINIMUM AND 14.060 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: SPECIAL
•
PERIPHERAL SHAPE STYLE: RECTANGLE, NO HOLES
•
WIDTH: 13.530 INCHES NOMINAL IN
•
MATERIAL: PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
TECHNICAL CHARACTERISTICS
LENGTH14.040 INCHES MINIMUM AND 14.060 INCHES MAXIMUM IN
SECURING DEVICE TYPESPECIAL
PERIPHERAL SHAPE STYLERECTANGLE, NO HOLES
WIDTH13.530 INCHES NOMINAL IN
MATERIALPLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
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 2638954?
2638954 is a COVER,ACCESS.
What is the NSN for 2638954?
2638954 is cataloged in the U.S. Government catalog under NSN 5340-01-339-6003. This indicates validated use in U.S. government and defense supply chains.
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