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Technical Data Sheet
PartsTable / COMPONENT / 1681877P1
1681877P1 ✓ 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 SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL SPREADER, seal_width: 0.250 INCHES NOMINAL IN, construction: SOLID, housing_bore_diameter: 1.250 INCHES NOMINAL IN, accommodated_shaft_diameter: 0.750 INCHES NOMINAL IN, cross-sectional_shape_style: SINGLE LIP. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-582-3173, 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
1681877P1
NSN: 5330-00-582-3173
FSC: 5330
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL SPREADER
seal_width0.250 INCHES NOMINAL IN
constructionSOLID
housing_bore_diameter1.250 INCHES NOMINAL IN
accommodated_shaft_diameter0.750 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-00-582-3173
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1681877P1 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
•
CONSTRUCTION: SOLID
•
MATERIAL: STEEL SPRING
•
HOUSING BORE DIAMETER: 1.250 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 0.750 INCHES NOMINAL IN
•
SEAL WIDTH: 0.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
TECHNICAL CHARACTERISTICS (FLIS)
CONSTRUCTIONSOLID
MATERIALSTEEL SPRING
HOUSING BORE DIAMETER1.250 INCHES NOMINAL IN
MATERIALSTEEL SPREADER
ACCOMMODATED SHAFT DIAMETER0.750 INCHES NOMINAL IN
SEAL WIDTH0.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
DS-934266Interchangeable
interchangeable cross-reference
interchangeable
4759Interchangeable
interchangeable cross-reference
interchangeable
A5000Interchangeable
interchangeable cross-reference
interchangeable
122-6722635 PC 37Interchangeable
interchangeable cross-reference
interchangeable
191758Interchangeable
interchangeable cross-reference
interchangeable
902040K1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1681877P1?
1681877P1 is a SEAL,PLAIN.
What parts can replace 1681877P1?
There are 24 known substitutes for 1681877P1: DS-934266, 4759, A5000 and 21 more. Substitute compatibility should be verified for your specific system.
Is 1681877P1 still available?
1681877P1 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026