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642LX — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

642LX: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 1.190 INCHES NOMINAL IN, length: 1.783 INCHES NOMINAL IN, material: PLASTIC, hole_diameter: 0.032 INCHES NOMINAL IN, body_thickness: 0.049 INCHES NOMINAL IN, fsc_application_data: TELETYPE AND FACSIMILE EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-697-8052, 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
642LX
NSN: 5340-00-697-8052
FSC: 5340 — Hardware, Commercial
CAGE: 27361 — BURKE PRODUCTS INC (USA)
SPECIFICATIONS
width1.190 INCHES NOMINAL IN
length1.783 INCHES NOMINAL IN
materialPLASTIC
hole_diameter0.032 INCHES NOMINAL IN
body_thickness0.049 INCHES NOMINAL IN
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
securing_device_typeSPECIAL
peripheral_shape_styleOVAL, ONE HOLE
end_item_identificationAN/FGC-26
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
distance_from_first_hole_centerline_to_end_along_length0.125 INCHES NOMINAL IN
NSN5340-00-697-8052
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 642LX 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
•
FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT
•
LENGTH: 1.783 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
SECURING DEVICE TYPE: SPECIAL
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH: 0.125 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: OVAL, ONE HOLE
•
WIDTH: 1.190 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
LENGTH1.783 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLEFLAT
SECURING DEVICE TYPESPECIAL
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH0.125 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEOVAL, ONE HOLE
WIDTH1.190 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAN/FGC-26
MATERIALPLASTIC
SUBSTITUTES & CROSS-REFERENCES 4
56089Reference document
Same NSN cross-reference
Reference document — Secondary reference
11653Reference document
Same NSN cross-reference
Reference document — Secondary reference
BP3211Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SM-B-187368Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 642LX?
642LX is a COVER,ACCESS.
What parts can replace 642LX?
There are 4 known substitutes for 642LX: 56089, 11653, BP3211 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 642LX?
642LX is cataloged in the U.S. Government catalog under NSN 5340-00-697-8052. This indicates validated use in U.S. government and defense supply chains.
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