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A17679 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A17679: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 1.000 INCHES NOMINAL IN, material: PLASTIC TOP RING, inside_diameter: 3.250 INCHES NOMINAL IN, outside_diameter: 4.000 INCHES NOMINAL IN, cross-sectional_shape_style: ANGLE BOTTOM RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-757-7549, 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
A17679
NSN: 5330-00-757-7549
FSC: 5330 — Packing and Gasket Materials
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
height1.000 INCHES NOMINAL IN
materialPLASTIC TOP RING
inside_diameter3.250 INCHES NOMINAL IN
outside_diameter4.000 INCHES NOMINAL IN
intermediate_ring_quantity3
cross-sectional_shape_styleANGLE BOTTOM RING
NSN5330-00-757-7549
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A17679 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: 3
•
OUTSIDE DIAMETER: 4.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: ANGLE BOTTOM RING
•
INSIDE DIAMETER: 3.250 INCHES NOMINAL IN
•
HEIGHT: 1.000 INCHES NOMINAL IN
•
MATERIAL: PLASTIC BOTTOM RING
TECHNICAL CHARACTERISTICS
INTERMEDIATE RING QUANTITY3
OUTSIDE DIAMETER4.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEANGLE BOTTOM RING
INSIDE DIAMETER3.250 INCHES NOMINAL IN
HEIGHT1.000 INCHES NOMINAL IN
MATERIALPLASTIC BOTTOM RING
MATERIALPLASTIC TOP RING
MATERIALRUBBER SYNTHETIC INTERMEDIATE RING
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A17679?
A17679 is a PACKING ASSEMBLY.
What is the NSN for A17679?
A17679 is cataloged in the U.S. Government catalog under NSN 5330-00-757-7549. 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.