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Technical Data Sheet
55189 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT, body_width: 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, case_style: SQUARE, seal_width: 0.469 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-527-9316, 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
55189
NSN: 5330-00-527-9316
FSC: 5330
CAGE: 76680 — FEDERAL-MOGUL CORP CHASSIS PRODUCTS DIV (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
body_width0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
case_styleSQUARE
seal_width0.469 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
inclosure_materialCERAMIC AND GLASS
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
housing_bore_diameter5.251 INCHES NOMINAL IN
input_circuit_patternQUAD 2 INPUT
NSN5330-00-527-9316
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 55189 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
SEALING ELEMENT STYLE: ANGULAR
SEAL WIDTH: 0.469 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
CASE STYLE: SQUARE
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER: 5.251 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER: 3.812 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.469 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
CASE STYLESQUARE
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER5.251 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER3.812 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
51718Interchangeable
interchangeable cross-reference
interchangeable
11194Interchangeable
interchangeable cross-reference
interchangeable
L51FInterchangeable
interchangeable cross-reference
interchangeable
0-11194Interchangeable
interchangeable cross-reference
interchangeable
11194AInterchangeable
interchangeable cross-reference
interchangeable
10-2726-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55189?
55189 is a MICROCIRCUIT,DIGITAL.
What parts can replace 55189?
There are 21 known substitutes for 55189: 51718, 11194, L51F and 18 more. Substitute compatibility should be verified for your specific system.
Is 55189 still available?
55189 is currently cancelled.
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