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1642516 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1642516: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.280 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 4.500 INCHES NOMINAL IN, aperture_width: 3.250 INCHES NOMINAL IN, overall_length: 6.000 INCHES NOMINAL IN, aperture_length: 4.750 INCHES NOMINAL IN, style_designator: NON-CIRCULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-323-0239, 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
1642516
NSN: 5330-01-323-0239
FSC: 5330 — Packing and Gasket Materials
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)
SPECIFICATIONS
hole_diameter0.280 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width4.500 INCHES NOMINAL IN
aperture_width3.250 INCHES NOMINAL IN
overall_length6.000 INCHES NOMINAL IN
aperture_length4.750 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
bolt_hole_quantity10
outside_edge_to_bolt_hole_center_distance_along_width0.310 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.310 INCHES NOMINAL IN
center_to_center_distance_between_bolt_holes_along_width1.940 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
center_to_center_distance_between_bolt_holes_along_length1.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-01-323-0239
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1642516 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
•
STYLE DESIGNATOR: NON-CIRCULAR
•
APERTURE WIDTH: 3.250 INCHES NOMINAL IN
•
APERTURE LENGTH: 4.750 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 10
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 1.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: 1.940 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH6.000 INCHES NOMINAL IN
OVERALL WIDTH4.500 INCHES NOMINAL IN
APERTURE WIDTH3.250 INCHES NOMINAL IN
APERTURE LENGTH4.750 INCHES NOMINAL IN
BOLT HOLE QUANTITY10
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH1.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.940 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.310 INCHES NOMINAL IN
HOLE DIAMETER0.280 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1642516?
1642516 is a GASKET.
What is the NSN for 1642516?
1642516 is cataloged in the U.S. Government catalog under NSN 5330-01-323-0239. 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.