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S189-9 — CLIP,SPRING TENSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S189-9: CLIP,SPRING TENSION.

The CLIP,SPRING TENSION is a the manufacturer industrial component. Key specifications include width: 0.380 INCHES NOMINAL IN, length: 0.380 INCHES NOMINAL IN, material: STEEL OVERALL, hole_diameter: 0.140 INCHES NOMINAL IN, overall_height: 0.500 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-808-4042, 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
S189-9
NSN: 5340-00-808-4042
FSC: 5340 — Hardware, Commercial
CAGE: 18076 — UMPCO, INC. DBA UMPCO INC (USA)
SPECIFICATIONS
width0.380 INCHES NOMINAL IN
length0.380 INCHES NOMINAL IN
materialSTEEL OVERALL
hole_diameter0.140 INCHES NOMINAL IN
overall_height0.500 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
material_thickness0.0250 INCHES NOMINAL IN
loop/holding_dimension0.320 INCHES NOMINAL IN
end_item_identificationW/S: AIRCRAFT MH-47E SPECIAL OPERATIONS AIRCRAFT; HELICOPTER, CHINOOK, CH-47; AIRCRAFT, STARLIFTER C-141
distance_from_loop_center_to_end0.310 INCHES NOMINAL IN
NSN5340-00-808-4042
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S189-9 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
•
LENGTH: 0.380 INCHES NOMINAL IN
•
LOOP/HOLDING DIMENSION: 0.320 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.0250 INCHES NOMINAL IN
•
DISTANCE FROM LOOP CENTER TO END: 0.310 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
WIDTH: 0.380 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.500 INCHES NOMINAL IN
LENGTH0.380 INCHES NOMINAL IN
LOOP/HOLDING DIMENSION0.320 INCHES NOMINAL IN
MATERIAL THICKNESS0.0250 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO END0.310 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
WIDTH0.380 INCHES NOMINAL IN
END ITEM IDENTIFICATIONW/S: AIRCRAFT MH-47E SPECIAL OPERATIONS AIRCRAFT; HELICOPTER, CHINOOK, CH-47; AIRCRAFT, STARLIFTER C-141
MATERIALSTEEL OVERALL
HOLE DIAMETER0.140 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
4028-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
RCS0014-9Same 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 S189-9?
S189-9 is a CLIP,SPRING TENSION.
What parts can replace S189-9?
There are 2 known substitutes for S189-9: 4028-9, RCS0014-9. Substitute compatibility should be verified for your specific system.
What is the NSN for S189-9?
S189-9 is cataloged in the U.S. Government catalog under NSN 5340-00-808-4042. 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.