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142929 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

142929: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 6.000 INCHES NOMINAL IN, length: 3.313 INCHES NOMINAL IN, material: PLASTIC, hole_diameter: 0.156 INCHES NOMINAL IN, body_thickness: 0.094 INCHES NOMINAL IN, fsc_application_data: TELETYPE AND FACSIMILE EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-897-9522, 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
142929
NSN: 5340-00-897-9522
FSC: 5340 — Hardware, Commercial
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
width6.000 INCHES NOMINAL IN
length3.313 INCHES NOMINAL IN
materialPLASTIC
hole_diameter0.156 INCHES NOMINAL IN
body_thickness0.094 INCHES NOMINAL IN
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, FOUR HOLES
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
distance_between_holes_along_width5.406 INCHES NOMINAL IN
distance_between_holes_along_length2.563 INCHES NOMINAL IN
NSN5340-00-897-9522
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 142929 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 0.297 INCHES NOMINAL IN
•
FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT
•
LENGTH: 3.313 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 2.563 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 5.406 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
SECURING DEVICE TYPE: SPECIAL
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.297 INCHES NOMINAL IN
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
LENGTH3.313 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH2.563 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH5.406 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLEFLAT
SECURING DEVICE TYPESPECIAL
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH0.234 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLERECTANGLE, FOUR 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 1
5340PL0938555Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 142929?
142929 is a COVER,ACCESS.
What parts can replace 142929?
There is 1 known substitute for 142929: 5340PL0938555. Substitute compatibility should be verified for your specific system.
What is the NSN for 142929?
142929 is cataloged in the U.S. Government catalog under NSN 5340-00-897-9522. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.