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MS16179-4 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS16179-4: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.9375 INCHES NOMINAL IN, material: RUBBER CHLOROPRENE CLASS CR OR PLASTIC POLYAMIDE NYLON INTERMEDIATE RING, inside_diameter: 0.609 INCHES NOMINAL IN, outside_diameter: 1.0515 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE/RECTANGULAR BOTTOM RING, material_document_and_classification: AMS 3198 MEDIUM ASSN STD 1ST MATERIAL RESPONSE INTERMEDIATE RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-202-2594, 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
MS16179-4
NSN: 5330-00-202-2594
FSC: 5330 — Packing and Gasket Materials
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
height0.9375 INCHES NOMINAL IN
materialRUBBER CHLOROPRENE CLASS CR OR PLASTIC POLYAMIDE NYLON INTERMEDIATE RING
inside_diameter0.609 INCHES NOMINAL IN
outside_diameter1.0515 INCHES NOMINAL IN
intermediate_ring_quantity2
cross-sectional_shape_styleSQUARE/RECTANGULAR BOTTOM RING
material_document_and_classificationAMS 3198 MEDIUM ASSN STD 1ST MATERIAL RESPONSE INTERMEDIATE RING
NSN5330-00-202-2594
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS16179-4 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: 1.0515 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3198 MEDIUM ASSN STD 1ST MATERIAL RESPONSE INTERMEDIATE RING
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR BOTTOM RING
•
INSIDE DIAMETER: 0.609 INCHES NOMINAL IN
•
HEIGHT: 0.9375 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OR PLASTIC POLYAMIDE NYLON INTERMEDIATE RING
TECHNICAL CHARACTERISTICS
INTERMEDIATE RING QUANTITY2
OUTSIDE DIAMETER1.0515 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3198 MEDIUM ASSN STD 1ST MATERIAL RESPONSE INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR BOTTOM RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR TOP RING
INSIDE DIAMETER0.609 INCHES NOMINAL IN
HEIGHT0.9375 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OR PLASTIC POLYAMIDE NYLON INTERMEDIATE RING
SUBSTITUTES & CROSS-REFERENCES 9
M19622/19-004Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
M19622/19-001Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
20126E001PC19Reference document
Same NSN cross-reference
Reference document — Secondary reference
9000S6202-74385Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2666AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2666FReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS16179-4?
MS16179-4 is a PACKING ASSEMBLY.
What parts can replace MS16179-4?
There are 9 known substitutes for MS16179-4: M19622/19-004, M19622/19-001, 20126E001PC19 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS16179-4?
MS16179-4 is cataloged in the U.S. Government catalog under NSN 5330-00-202-2594. 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.