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PartsTable / COMPONENT / D35937 PIECE 25
D35937 PIECE 25 ✓ 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: RUBBER SYNTHETIC SEALING ELEMENT, seal_width: 0.500 INCHES NOMINAL IN, temp_rating: -40.0 CELSIUS AND 300.0 CELSIUS DEGC, construction: SOLID, housing_bore_diameter: 3.500 INCHES NOMINAL IN, accommodated_shaft_diameter: 2.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-124-5685, 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
D35937 PIECE 25
NSN: 5330-01-124-5685
FSC: 5330
CAGE: 09608 — MARCO SEATTLE INC DBA MARCO (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
seal_width0.500 INCHES NOMINAL IN
temp_rating-40.0 CELSIUS AND 300.0 CELSIUS DEGC
constructionSOLID
housing_bore_diameter3.500 INCHES NOMINAL IN
accommodated_shaft_diameter2.500 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-01-124-5685
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D35937 PIECE 25 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
•
ACCOMMODATED SHAFT DIAMETER: 2.500 INCHES NOMINAL IN
•
TEMP RATING: -40.0 CELSIUS AND 300.0 CELSIUS DEGC
•
HOUSING BORE DIAMETER: 3.500 INCHES NOMINAL IN
•
MATERIAL: STEEL SPRING
•
CONSTRUCTION: SOLID
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
SEAL WIDTH: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER2.500 INCHES NOMINAL IN
TEMP RATING-40.0 CELSIUS AND 300.0 CELSIUS DEGC
HOUSING BORE DIAMETER3.500 INCHES NOMINAL IN
MATERIALSTEEL SPRING
CONSTRUCTIONSOLID
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
SEAL WIDTH0.500 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
712T03003Interchangeable
interchangeable cross-reference
interchangeable
G190-010-001Interchangeable
interchangeable cross-reference
interchangeable
N9246PCASSEMBLY1-2Interchangeable
interchangeable cross-reference
interchangeable
5132-4823-2706ALT1PCASSEMBLY1-2Interchangeable
interchangeable cross-reference
interchangeable
282-4900-801855REVBPCF14Interchangeable
interchangeable cross-reference
interchangeable
197-1-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D35937 PIECE 25?
D35937 PIECE 25 is a SEAL,PLAIN.
What parts can replace D35937 PIECE 25?
There are 12 known substitutes for D35937 PIECE 25: 712T03003, G190-010-001, N9246PCASSEMBLY1-2 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D35937 PIECE 25?
D35937 PIECE 25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-124-5685. 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.
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Last verified: July 2026