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1856950 — RETAINER,BEARING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1856950: RETAINER,BEARING.

The RETAINER,BEARING is a the manufacturer industrial component. Key specifications include end_item_identification: FIN, STABILIZER, P/N 1890934-2 ONBOARD 270 FT WMEC "A" AND "B" CLASS COAST GUARD VESSELS FT, general_characteristics_item_description: MATERIAL - STEEL OVERALL; CENTER HOLE DIAMETER - 10.030 INCHES NOMINAL; PERIPHERAL DIAMETER 12.494 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-072-9566, 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
1856950
NSN: 5330-00-072-9566
NIINs: 000729566, 002889803, 013808332
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
end_item_identificationFIN, STABILIZER, P/N 1890934-2 ONBOARD 270 FT WMEC "A" AND "B" CLASS COAST GUARD VESSELS FT
general_characteristics_item_descriptionMATERIAL - STEEL OVERALL; CENTER HOLE DIAMETER - 10.030 INCHES NOMINAL; PERIPHERAL DIAMETER 12.494 INCHES NOMINAL IN
NSN5330-00-072-9566
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1856950 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
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ATTACHMENT HOLE DIAMETER: 0.434 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
•
ATTACHMENT FEATURE QUANTITY: 12
•
END CUT LENGTH: 1.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
•
CROSS-SECTIONAL WIDTH: 0.875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRIP
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 5BG615A1B1F2 ASSN STD ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS
ATTACHMENT HOLE DIAMETER0.434 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
ATTACHMENT FEATURE QUANTITY12
END CUT LENGTH1.000 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
CROSS-SECTIONAL WIDTH0.875 INCHES NOMINAL IN
STYLE DESIGNATORSTRIP
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 5BG615A1B1F2 ASSN STD ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH40.500 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
END CUT DEPTH0.500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
1002344Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1856950?
1856950 is a RETAINER,BEARING.
What parts can replace 1856950?
There is 1 known substitute for 1856950: 1002344. Substitute compatibility should be verified for your specific system.
What is the NSN for 1856950?
1856950 is cataloged in the U.S. Government catalog under NSN 5330-00-072-9566. This indicates validated use in U.S. government and defense supply chains.
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