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PartsTable / COMPONENT / D139-5-941 ITEM 6
D139-5-941 ITEM 6 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, outside_diameter: 1.031 INCHES NOMINAL IN, aperture_diameter: 0.625 INCHES NOMINAL IN, cross-sectional_thickness: 0.375 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-212-2223, 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
D139-5-941 ITEM 6
NSN: 5330-01-212-2223
FSC: 5330
CAGE: 04613 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
outside_diameter1.031 INCHES NOMINAL IN
aperture_diameter0.625 INCHES NOMINAL IN
cross-sectional_thickness0.375 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-212-2223
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D139-5-941 ITEM 6 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
•
OUTSIDE DIAMETER: 1.031 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 0.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.031 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER0.625 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.375 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
230-928-040-100-001Interchangeable
interchangeable cross-reference
interchangeable
20-12-21PC9Interchangeable
interchangeable cross-reference
interchangeable
5330PL1277603Interchangeable
interchangeable cross-reference
interchangeable
928-100Interchangeable
interchangeable cross-reference
interchangeable
SM9058-1 ITEM 21Interchangeable
interchangeable cross-reference
interchangeable
LL-HX4-1747Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D139-5-941 ITEM 6?
D139-5-941 ITEM 6 is a GASKET.
What parts can replace D139-5-941 ITEM 6?
There are 6 known substitutes for D139-5-941 ITEM 6: 230-928-040-100-001, 20-12-21PC9, 5330PL1277603 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D139-5-941 ITEM 6?
D139-5-941 ITEM 6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-212-2223. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026