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114DS553-1 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

114DS553-1: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY CASE, case_style: FLANGED, seal_width: 0.394 INCHES MINIMUM AND 0.426 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT DEGF, special_features: WITH STANDS 1 LB DIFFERENTIAL PRESSURE,W/MIL-L-7808 LUBRICAING OIL LBS, attachment_method: ROUND HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-862-9283, 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
114DS553-1
NSN: 5330-00-862-9283
FSC: 5330 — Packing and Gasket Materials
CAGE: 77272 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY CASE
case_styleFLANGED
seal_width0.394 INCHES MINIMUM AND 0.426 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT DEGF
special_featuresWITH STANDS 1 LB DIFFERENTIAL PRESSURE,W/MIL-L-7808 LUBRICAING OIL LBS
attachment_methodROUND HOLE
housing_bore_diameter3.796 INCHES MINIMUM AND 3.828 INCHES MAXIMUM IN
sealing_element_styleANGULAR
attachment_hole_diameter0.353 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN
accommodated_shaft_diameter2.625 INCHES NOMINAL IN
attachment_feature_quantity6
attachment_feature_circle_diameter5.470 INCHES MINIMUM AND 5.530 INCHES MAXIMUM SINGLE CIRCLE IN
NSN5330-00-862-9283
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 114DS553-1 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
•
ATTACHMENT HOLE DIAMETER: 0.353 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN
•
ATTACHMENT FEATURE QUANTITY: 6
•
TEMP RATING: 250.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.394 INCHES MINIMUM AND 0.426 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 3.796 INCHES MINIMUM AND 3.828 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 5052-H32 ASSN STD SINGLE MATERIAL RESPONSE CASE
TECHNICAL CHARACTERISTICS
ATTACHMENT HOLE DIAMETER0.353 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN
ATTACHMENT FEATURE QUANTITY6
TEMP RATING250.0 FAHRENHEIT DEGF
SEAL WIDTH0.394 INCHES MINIMUM AND 0.426 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER3.796 INCHES MINIMUM AND 3.828 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 5052-H32 ASSN STD SINGLE MATERIAL RESPONSE CASE
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 806 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
ACCOMMODATED SHAFT MAXIMUM RATED SPEED66120 FEET PER MINUTE FT
CASE STYLEFLANGED
SUBSTITUTES & CROSS-REFERENCES 1
504812Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 114DS553-1?
114DS553-1 is a SEAL,PLAIN ENCASED.
What parts can replace 114DS553-1?
There is 1 known substitute for 114DS553-1: 504812. Substitute compatibility should be verified for your specific system.
What is the NSN for 114DS553-1?
114DS553-1 is cataloged in the U.S. Government catalog under NSN 5330-00-862-9283. 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.