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21173-950G — RING,PISTON

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21173-950G: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, overall_width: 0.3750 INCHES NOMINAL IN, special_features: 3.000 IN.O/D,0.125 IN.THICK IN, end_item_identification: 3830-01-278-3519. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-326-1586, 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
21173-950G
NSN: 5330-01-326-1586
NIINs: 013261586, 013274496
FSC: 5330 — Packing and Gasket Materials
CAGE: 54948 — WALTCO TRUCK EQUIPMENT CO INC (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
overall_width0.3750 INCHES NOMINAL IN
special_features3.000 IN.O/D,0.125 IN.THICK IN
component_quantity8
end_item_identification3830-01-278-3519
NSN5330-01-326-1586
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21173-950G 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
•
COMPONENT QUANTITY: 8
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY8
SUBSTITUTES & CROSS-REFERENCES 1
607334Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 21173-950G?
21173-950G is a RING,PISTON.
What parts can replace 21173-950G?
There is 1 known substitute for 21173-950G: 607334. Substitute compatibility should be verified for your specific system.
What is the NSN for 21173-950G?
21173-950G is cataloged in the U.S. Government catalog under NSN 5330-01-326-1586. This indicates validated use in U.S. government and defense supply chains.
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