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D19121 — CLIP,SPRING TENSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D19121: CLIP,SPRING TENSION.

The CLIP,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, mounting_method: UNTHREADED HOLE(S), surface_treatment: CADMIUM OVERALL, material_thickness: 0.0125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-241-6926, 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
D19121
NSN: 5340-01-241-6926
FSC: 5340 — Hardware, Commercial
CAGE: 11859 — HUNT VALVE COMPANY, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
mounting_methodUNTHREADED HOLE(S)
surface_treatmentCADMIUM OVERALL
material_thickness0.0125 INCHES NOMINAL IN
NSN5340-01-241-6926
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D19121 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
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
MATERIAL THICKNESS: 0.0125 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
MOUNTING METHODUNTHREADED HOLE(S)
MATERIAL THICKNESS0.0125 INCHES NOMINAL IN
SPECIAL FEATURESBASE 1.750 IN. DIA; ONE AXIAL MTG HOLE 0.750 IN. DIA; FOUR RADIAL FINGERS SPACED 90.0 DEG APART AND BENT 110.0 DEG FROM BASE; FINGERS 4.500 IN. LG BY 0.500 IN. W AND BENT INWARD 0.125 IN. FROM FREE END AT 130.0 DEG ANGLE; FINGERS TAPERED TO 0.125 IN.; SPRING TEMPER IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
AA45024 PIECE 18Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D19121?
D19121 is a CLIP,SPRING TENSION.
What parts can replace D19121?
There is 1 known substitute for D19121: AA45024 PIECE 18. Substitute compatibility should be verified for your specific system.
What is the NSN for D19121?
D19121 is cataloged in the U.S. Government catalog under NSN 5340-01-241-6926. This indicates validated use in U.S. government and defense supply chains.
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