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40183-X — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

40183-X: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, case_style: SQUARE, seal_width: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, temp_rating: -40.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, housing_bore_diameter: 2.750 INCHES NOMINAL IN, sealing_element_style: VERTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-226-8742, 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
40183-X
NSN: 5330-01-226-8742
FSC: 5330 — Packing and Gasket Materials
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
case_styleSQUARE
seal_width0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
temp_rating-40.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
housing_bore_diameter2.750 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter1.750 INCHES NOMINAL IN
NSN5330-01-226-8742
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40183-X 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: -40.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: VERTICAL
•
HOUSING BORE DIAMETER: 2.750 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 1.750 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
TECHNICAL CHARACTERISTICS
TEMP RATING-40.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
SEAL WIDTH0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
SEALING ELEMENT STYLEVERTICAL
HOUSING BORE DIAMETER2.750 INCHES NOMINAL IN
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER1.750 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
MATERIALSTEEL CASE
SUBSTITUTES & CROSS-REFERENCES 3
98525Reference document
Same NSN cross-reference
Reference document — Secondary reference
17544Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
40183SSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40183-X?
40183-X is a SEAL,PLAIN ENCASED.
What parts can replace 40183-X?
There are 3 known substitutes for 40183-X: 98525, 17544, 40183S. Substitute compatibility should be verified for your specific system.
What is the NSN for 40183-X?
40183-X is cataloged in the U.S. Government catalog under NSN 5330-01-226-8742. This indicates validated use in U.S. government and defense supply chains.
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