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48-90402 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

48-90402: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: STEEL BACKING, hole_diameter: 0.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 7.500 INCHES NOMINAL IN, aperture_width: 6.500 INCHES NOMINAL IN, overall_length: 8.000 INCHES NOMINAL IN, aperture_length: 7.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-209-6490, 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
48-90402
NSN: 5330-01-209-6490
FSC: 5330 — Packing and Gasket Materials
CAGE: 0ZK58 — TECKNIT SHIELDING SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL BACKING
hole_diameter0.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width7.500 INCHES NOMINAL IN
aperture_width6.500 INCHES NOMINAL IN
overall_length8.000 INCHES NOMINAL IN
aperture_length7.000 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
bolt_hole_quantity12
cross-sectional_thickness0.025 INCHES NOMINAL IN
cross-sectional_shape_styleFIBRE OR COMPOSITION WITH WIRE INSERT
outside_edge_to_bolt_hole_center_distance_along_length1.250 INCHES NOMINAL IN
center_to_center_distance_between_bolt_holes_along_width2.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-01-209-6490
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 48-90402 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: 0.025 INCHES NOMINAL IN
•
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG WIDTH: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: FIBRE OR COMPOSITION WITH WIRE INSERT
•
APERTURE WIDTH: 6.500 INCHES NOMINAL IN
•
APERTURE LENGTH: 7.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.025 INCHES NOMINAL IN
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG WIDTH0.500 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH8.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFIBRE OR COMPOSITION WITH WIRE INSERT
OVERALL WIDTH7.500 INCHES NOMINAL IN
APERTURE WIDTH6.500 INCHES NOMINAL IN
APERTURE LENGTH7.000 INCHES NOMINAL IN
BOLT HOLE QUANTITY12
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG LENGTH0.500 INCHES NOMINAL IN
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 1
100434-99Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 48-90402?
48-90402 is a GASKET.
What parts can replace 48-90402?
There is 1 known substitute for 48-90402: 100434-99. Substitute compatibility should be verified for your specific system.
What is the NSN for 48-90402?
48-90402 is cataloged in the U.S. Government catalog under NSN 5330-01-209-6490. 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.