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S6735-4 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S6735-4: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT, seal_width: 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN, construction: SOLID, housing_bore_diameter: 0.507 INCHES NOMINAL IN, accommodated_shaft_diameter: 0.375 INCHES NOMINAL IN, cross-sectional_shape_style: C-SECTION W/ HELICAL SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-133-0866, 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
S6735-4
NSN: 5330-01-133-0866
FSC: 5330 — Packing and Gasket Materials
CAGE: 12511 — SIMMONDS PRECISION PRODUCTS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
seal_width0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
constructionSOLID
housing_bore_diameter0.507 INCHES NOMINAL IN
accommodated_shaft_diameter0.375 INCHES NOMINAL IN
cross-sectional_shape_styleC-SECTION W/ HELICAL SPRING
NSN5330-01-133-0866
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S6735-4 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: 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
•
HOUSING BORE DIAMETER: 0.507 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: C-SECTION W/ HELICAL SPRING
•
ACCOMMODATED SHAFT DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
•
CONSTRUCTION: SOLID
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
HOUSING BORE DIAMETER0.507 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEC-SECTION W/ HELICAL SPRING
ACCOMMODATED SHAFT DIAMETER0.375 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
CONSTRUCTIONSOLID
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S6735-4?
S6735-4 is a SEAL,PLAIN.
What is the NSN for S6735-4?
S6735-4 is cataloged in the U.S. Government catalog under NSN 5330-01-133-0866. 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.