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MS16173-3 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS16173-3: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 1.000 INCHES NOMINAL IN, material: PLASTIC POLYAMIDE NYLON BOTTOM RING, inside_diameter: 0.390 INCHES NOMINAL IN, outside_diameter: 0.750 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE/RECTANGULAR BOTTOM RING, material_document_and_classification: MIL-S-6855,GR 40 MIL SPEC 2ND MATERIAL RESPONSE INTERMEDIATE RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-202-2588, 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
MS16173-3
NSN: 5330-00-202-2588
FSC: 5330 — Packing and Gasket Materials
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
height1.000 INCHES NOMINAL IN
materialPLASTIC POLYAMIDE NYLON BOTTOM RING
inside_diameter0.390 INCHES NOMINAL IN
outside_diameter0.750 INCHES NOMINAL IN
intermediate_ring_quantity2
cross-sectional_shape_styleSQUARE/RECTANGULAR BOTTOM RING
material_document_and_classificationMIL-S-6855,GR 40 MIL SPEC 2ND MATERIAL RESPONSE INTERMEDIATE RING
NSN5330-00-202-2588
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS16173-3 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: 0.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6855,GR 40 MIL SPEC 2ND MATERIAL RESPONSE INTERMEDIATE RING
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR BOTTOM RING
•
INSIDE DIAMETER: 0.390 INCHES NOMINAL IN
•
HEIGHT: 1.000 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON AND RUBBER CHLOROPRENE CLASS CR INTERMEDIATE RING
TECHNICAL CHARACTERISTICS
INTERMEDIATE RING QUANTITY2
OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6855,GR 40 MIL SPEC 2ND MATERIAL RESPONSE INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR BOTTOM RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR TOP RING
INSIDE DIAMETER0.390 INCHES NOMINAL IN
HEIGHT1.000 INCHES NOMINAL IN
MATERIALPLASTIC POLYAMIDE NYLON AND RUBBER CHLOROPRENE CLASS CR INTERMEDIATE RING
MATERIALPLASTIC POLYAMIDE NYLON TOP RING
MATERIALPLASTIC POLYAMIDE NYLON BOTTOM RING
SUBSTITUTES & CROSS-REFERENCES 6
107Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
M19622/17-0003Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MILS19622-17Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
80427-4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5330PL0826823Reference document
Same NSN cross-reference
Reference document — Informative reference only
302-4510952-59Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS16173-3?
MS16173-3 is a PACKING ASSEMBLY.
What parts can replace MS16173-3?
There are 6 known substitutes for MS16173-3: 107, M19622/17-0003, MILS19622-17 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS16173-3?
MS16173-3 is cataloged in the U.S. Government catalog under NSN 5330-00-202-2588. 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.