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181A-49 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

181A-49: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include securing_device_type: THREADED FASTENER, mounting_opening_shape_style: THREADED HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-141-2899, 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
181A-49
NSN: 5340-01-141-2899
FSC: 5340 — Hardware, Commercial
CAGE: 06KW9 — LUCENT TECHNOLOGIES INC DBA FEDERAL MARKETING GROUP (USA)
SPECIFICATIONS
securing_device_typeTHREADED FASTENER
mounting_opening_shape_styleTHREADED HOLE
NSN5340-01-141-2899
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 181A-49 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
•
MOUNTING OPENING SHAPE STYLE: THREADED HOLE
•
SECURING DEVICE TYPE: THREADED FASTENER
TECHNICAL CHARACTERISTICS
MOUNTING OPENING SHAPE STYLETHREADED HOLE
SECURING DEVICE TYPETHREADED FASTENER
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
101AW-49Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 181A-49?
181A-49 is a COVER,ACCESS.
What parts can replace 181A-49?
There is 1 known substitute for 181A-49: 101AW-49. Substitute compatibility should be verified for your specific system.
What is the NSN for 181A-49?
181A-49 is cataloged in the U.S. Government catalog under NSN 5340-01-141-2899. This indicates validated use in U.S. government and defense supply chains.
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