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8884561 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8884561: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: SQUARE, seal_width: 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN, housing_bore_diameter: 2.877 INCHES MINIMUM AND 2.881 INCHES MAXIMUM IN, sealing_element_style: VERTICAL, accommodated_shaft_diameter: 2.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-983-2786, 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
8884561
NSN: 5330-00-983-2786
FSC: 5330 — Packing and Gasket Materials
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
housing_bore_diameter2.877 INCHES MINIMUM AND 2.881 INCHES MAXIMUM IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter2.125 INCHES NOMINAL IN
NSN5330-00-983-2786
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8884561 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: 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: VERTICAL
•
HOUSING BORE DIAMETER: 2.877 INCHES MINIMUM AND 2.881 INCHES MAXIMUM IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 2.125 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
SEALING ELEMENT STYLEVERTICAL
HOUSING BORE DIAMETER2.877 INCHES MINIMUM AND 2.881 INCHES MAXIMUM IN
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER2.125 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 5
3A0252Reference document
Same NSN cross-reference
Reference document — Secondary reference
A1805R408Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
470867RRRReference document
Same NSN cross-reference
Reference document — Secondary reference
125-115Reference document
Same NSN cross-reference
Reference document — Secondary reference
3A0248Reference 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 8884561?
8884561 is a SEAL,PLAIN ENCASED.
What parts can replace 8884561?
There are 5 known substitutes for 8884561: 3A0252, A1805R408, 470867RRR and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8884561?
8884561 is cataloged in the U.S. Government catalog under NSN 5330-00-983-2786. 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.