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63K-4860-627 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

63K-4860-627: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, seal_width: 0.250 INCHES NOMINAL IN, construction: ONE-PIECE, housing_bore_diameter: 0.375 INCHES NOMINAL IN, end_item_identification: SEAWOLF CLASS SSN, accommodated_shaft_diameter: 0.870 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-511-5840, 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
63K-4860-627
NSN: 5330-01-511-5840
FSC: 5330 — Packing and Gasket Materials
CAGE: 05LQ9 — EQUISPAN PROACTIVE MARKETING INC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
seal_width0.250 INCHES NOMINAL IN
constructionONE-PIECE
housing_bore_diameter0.375 INCHES NOMINAL IN
end_item_identificationSEAWOLF CLASS SSN
accommodated_shaft_diameter0.870 INCHES NOMINAL IN
cross-sectional_shape_styleDUAL LIP
NSN5330-01-511-5840
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 63K-4860-627 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
•
SEAL WIDTH: 0.250 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 0.375 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: DUAL LIP
•
ACCOMMODATED SHAFT DIAMETER: 0.870 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.250 INCHES NOMINAL IN
HOUSING BORE DIAMETER0.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEDUAL LIP
ACCOMMODATED SHAFT DIAMETER0.870 INCHES NOMINAL IN
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
MATERIALSTEEL INTERNALLY MOLDED-IN REINFORCEMENT
MATERIALSTEEL SPRING
CONSTRUCTIONONE-PIECE
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 2
A108197-101-11 ITEM 11Reference document
Same NSN cross-reference
Reference document — Secondary reference
A107859-101-11 ITEM 12Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 63K-4860-627?
63K-4860-627 is a SEAL,PLAIN.
What parts can replace 63K-4860-627?
There are 2 known substitutes for 63K-4860-627: A108197-101-11 ITEM 11, A107859-101-11 ITEM 12. Substitute compatibility should be verified for your specific system.
What is the NSN for 63K-4860-627?
63K-4860-627 is cataloged in the U.S. Government catalog under NSN 5330-01-511-5840. This indicates validated use in U.S. government and defense supply chains.
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