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1850K37 — PLUG,EXPANSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1850K37: PLUG,EXPANSION.

The PLUG,EXPANSION is a the manufacturer industrial component. Key specifications include height: 0.500 INCHES NOMINAL IN, material: STEEL, outside_diameter: 1.006 INCHES NOMINAL IN, style_designator: CUP, material_thickness: 0.043 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-700-0730, 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
1850K37
NSN: 5340-00-700-0730
FSC: 5340 — Hardware, Commercial
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)
SPECIFICATIONS
height0.500 INCHES NOMINAL IN
materialSTEEL
outside_diameter1.006 INCHES NOMINAL IN
style_designatorCUP
material_thickness0.043 INCHES NOMINAL IN
NSN5340-00-700-0730
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1850K37 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
•
OUTSIDE DIAMETER: 1.006 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CUP
•
MATERIAL THICKNESS: 0.043 INCHES NOMINAL IN
•
HEIGHT: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.006 INCHES NOMINAL IN
STYLE DESIGNATORCUP
MATERIAL THICKNESS0.043 INCHES NOMINAL IN
HEIGHT0.500 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 3
2124881Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
J1-72Reference document
Same NSN cross-reference
Reference document — Secondary reference
667165Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1850K37?
1850K37 is a PLUG,EXPANSION.
What parts can replace 1850K37?
There are 3 known substitutes for 1850K37: 2124881, J1-72, 667165. Substitute compatibility should be verified for your specific system.
What is the NSN for 1850K37?
1850K37 is cataloged in the U.S. Government catalog under NSN 5340-00-700-0730. This indicates validated use in U.S. government and defense supply chains.
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