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163912 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

163912: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, case_style: SQUARE, seal_width: 0.500 INCHES NOMINAL IN, housing_bore_diameter: 2.686 INCHES NOMINAL IN, sealing_element_style: VERTICAL, accommodated_shaft_diameter: 1.937 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-295-4060, 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
163912
NSN: 5330-01-295-4060
FSC: 5330 — Packing and Gasket Materials
CAGE: 04627 — HYSTER-YALE GROUP, INC. DIV HYSTER-YALE MATERIALS HANDLING (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
case_styleSQUARE
seal_width0.500 INCHES NOMINAL IN
housing_bore_diameter2.686 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter1.937 INCHES NOMINAL IN
NSN5330-01-295-4060
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 163912 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: 0.500 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: VERTICAL
•
HOUSING BORE DIAMETER: 2.686 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 1.937 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.500 INCHES NOMINAL IN
SEALING ELEMENT STYLEVERTICAL
HOUSING BORE DIAMETER2.686 INCHES NOMINAL IN
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER1.937 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
MATERIALSTEEL CASE
MATERIALSTEEL CORROSION RESISTING SPRING
SUBSTITUTES & CROSS-REFERENCES 2
450138Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
00044Reference 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 163912?
163912 is a SEAL,PLAIN ENCASED.
What parts can replace 163912?
There are 2 known substitutes for 163912: 450138, 00044. Substitute compatibility should be verified for your specific system.
What is the NSN for 163912?
163912 is cataloged in the U.S. Government catalog under NSN 5330-01-295-4060. 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.