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40978T — SLEEVE,SEAL,COUPLER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

40978T: SLEEVE,SEAL,COUPLER.

The SLEEVE,SEAL,COUPLER is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, cross-sectional_length: 0.500 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN, cross-sectional_shape_style: SPHERICAL, cross_section_inside_diameter: 0.450 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN, cross_section_outside_diameter: 0.655 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-417-7822, 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
40978T
NSN: 5330-01-417-7822
FSC: 5330 — Packing and Gasket Materials
CAGE: 73760 — ITT AEROSPACE CONTROLS LLC DBA ITT AEROSPACE CONTROLS UNIT S (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
cross-sectional_length0.500 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
cross-sectional_shape_styleSPHERICAL
cross_section_inside_diameter0.450 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN
cross_section_outside_diameter0.655 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN
NSN5330-01-417-7822
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40978T 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 SHAPE STYLE: SPHERICAL
•
CROSS-SECTIONAL LENGTH: 0.500 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
•
CROSS SECTION INSIDE DIAMETER: 0.450 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN
•
CROSS SECTION OUTSIDE DIAMETER: 0.655 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLESPHERICAL
CROSS-SECTIONAL LENGTH0.500 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
CROSS SECTION INSIDE DIAMETER0.450 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN
CROSS SECTION OUTSIDE DIAMETER0.655 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40978T?
40978T is a SLEEVE,SEAL,COUPLER.
What is the NSN for 40978T?
40978T is cataloged in the U.S. Government catalog under NSN 5330-01-417-7822. This indicates validated use in U.S. government and defense supply chains.
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