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1883076 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1883076: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include overall_width: 6.500 INCHES NOMINAL IN, aperture_width: 5.120 INCHES NOMINAL IN, overall_length: 22.880 INCHES NOMINAL IN, aperture_length: 21.580 INCHES NOMINAL IN, bolt_hole_quantity: 12, gage_ring_thickness: 0.078 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-432-2989, 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
1883076
NSN: 5330-00-432-2989
NIINs: 004322989, 011218539
FSC: 5330 — Packing and Gasket Materials
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
overall_width6.500 INCHES NOMINAL IN
aperture_width5.120 INCHES NOMINAL IN
overall_length22.880 INCHES NOMINAL IN
aperture_length21.580 INCHES NOMINAL IN
bolt_hole_quantity12
gage_ring_thickness0.078 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN
cross-sectional_thickness0.078 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
outside_edge_to_bolt_hole_center_distance_along_width0.310 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.380 INCHES NOMINAL IN
NSN5330-00-432-2989
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1883076 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: 0.093 INCHES NOMINAL IN
•
HARDNESS RATING: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
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MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000,5BG410-4A1B1F2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 4.855 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.093 INCHES NOMINAL IN
HARDNESS RATING35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000,5BG410-4A1B1F2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH22.875 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH6.375 INCHES NOMINAL IN
APERTURE WIDTH4.855 INCHES NOMINAL IN
APERTURE LENGTH21.625 INCHES NOMINAL IN
BOLT HOLE QUANTITY12
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 1883076?
1883076 is a GASKET.
What is the NSN for 1883076?
1883076 is cataloged in the U.S. Government catalog under NSN 5330-00-432-2989. 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.