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D71912 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D71912: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 1.062 INCHES NOMINAL IN, material: RUBBER AND COTTON INTERMEDIATE RING, inside_diameter: 1.750 INCHES NOMINAL IN, outside_diameter: 2.375 INCHES NOMINAL IN, cross-sectional_shape_style: V BOTTOM RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-198-6533, 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
D71912
NSN: 5330-00-198-6533
FSC: 5330 — Packing and Gasket Materials
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
height1.062 INCHES NOMINAL IN
materialRUBBER AND COTTON INTERMEDIATE RING
inside_diameter1.750 INCHES NOMINAL IN
outside_diameter2.375 INCHES NOMINAL IN
intermediate_ring_quantity2
cross-sectional_shape_styleV BOTTOM RING
NSN5330-00-198-6533
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D71912 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
•
INTERMEDIATE RING QUANTITY: 2
•
OUTSIDE DIAMETER: 2.375 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: ANGLE TOP RING
•
INSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
HEIGHT: 1.062 INCHES NOMINAL IN
•
MATERIAL: RUBBER AND COTTON INTERMEDIATE RING
TECHNICAL CHARACTERISTICS
INTERMEDIATE RING QUANTITY2
OUTSIDE DIAMETER2.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEANGLE TOP RING
CROSS-SECTIONAL SHAPE STYLEV BOTTOM RING
CROSS-SECTIONAL SHAPE STYLEV INTERMEDIATE RING
INSIDE DIAMETER1.750 INCHES NOMINAL IN
HEIGHT1.062 INCHES NOMINAL IN
MATERIALRUBBER AND COTTON INTERMEDIATE RING
SUBSTITUTES & CROSS-REFERENCES 2
57909AReference document
Same NSN cross-reference
Reference document — Secondary reference
D57909AReference 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 D71912?
D71912 is a PACKING ASSEMBLY.
What parts can replace D71912?
There are 2 known substitutes for D71912: 57909A, D57909A. Substitute compatibility should be verified for your specific system.
What is the NSN for D71912?
D71912 is cataloged in the U.S. Government catalog under NSN 5330-00-198-6533. This indicates validated use in U.S. government and defense supply chains.
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