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T16977 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

T16977: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: CORK AND RUBBER SYNTHETIC OVERALL, outside_diameter: 4.404 INCHES MINIMUM AND 4.424 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 4.120 INCHES NOMINAL IN, end_item_identification: DEHYDRATOR, cross-sectional_thickness: 0.1225 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-242-0749, 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
T16977
NSN: 5330-01-242-0749
NIINs: 012420749, 016088251
FSC: 5330 — Packing and Gasket Materials
CAGE: 75160 — DEERE & CO (USA)
SPECIFICATIONS
materialCORK AND RUBBER SYNTHETIC OVERALL
outside_diameter4.404 INCHES MINIMUM AND 4.424 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter4.120 INCHES NOMINAL IN
end_item_identificationDEHYDRATOR
cross-sectional_thickness0.1225 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-242-0749
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: T16977 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
•
CROSS-SECTIONAL THICKNESS: 0.1225 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 4.404 INCHES MINIMUM AND 4.424 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 4.120 INCHES NOMINAL IN
•
MATERIAL: CORK AND RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.1225 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER4.404 INCHES MINIMUM AND 4.424 INCHES MAXIMUM IN
APERTURE DIAMETER4.120 INCHES NOMINAL IN
MATERIALCORK AND RUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T16977?
T16977 is a GASKET.
What is the NSN for T16977?
T16977 is cataloged in the U.S. Government catalog under NSN 5330-01-242-0749. 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.