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540-011-168-3 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

540-011-168-3: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include seal_width: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, housing_bore_diameter: 4.627 INCHES MINIMUM AND 4.630 INCHES MAXIMUM IN, accommodated_shaft_diameter: 4.325 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-929-1046, 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
540-011-168-3
NSN: 5330-00-929-1046
FSC: 5330 — Packing and Gasket Materials
CAGE: 97499 — BELL TEXTRON INC (USA)
SPECIFICATIONS
seal_width0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
housing_bore_diameter4.627 INCHES MINIMUM AND 4.630 INCHES MAXIMUM IN
accommodated_shaft_diameter4.325 INCHES NOMINAL IN
NSN5330-00-929-1046
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 540-011-168-3 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
•
HOUSING BORE DIAMETER: 4.627 INCHES MINIMUM AND 4.630 INCHES MAXIMUM IN
•
ACCOMMODATED SHAFT DIAMETER: 4.325 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
SEAL WIDTH0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
HOUSING BORE DIAMETER4.627 INCHES MINIMUM AND 4.630 INCHES MAXIMUM IN
ACCOMMODATED SHAFT DIAMETER4.325 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
540-011-168Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 540-011-168-3?
540-011-168-3 is a SEAL,PLAIN ENCASED.
What parts can replace 540-011-168-3?
There is 1 known substitute for 540-011-168-3: 540-011-168. Substitute compatibility should be verified for your specific system.
What is the NSN for 540-011-168-3?
540-011-168-3 is cataloged in the U.S. Government catalog under NSN 5330-00-929-1046. 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.