PartsTable
Technical Data Sheet
Download PDF

G704387-1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

G704387-1: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL, hole_diameter: 0.268 INCHES MINIMUM AND 0.293 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 5.580 INCHES NOMINAL IN, aperture_width: 4.480 INCHES NOMINAL IN, overall_length: 9.550 INCHES NOMINAL IN, aperture_length: 8.450 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-486-2825, 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
G704387-1
NSN: 5330-01-486-2825
FSC: 5330 — Packing and Gasket Materials
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL
hole_diameter0.268 INCHES MINIMUM AND 0.293 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width5.580 INCHES NOMINAL IN
aperture_width4.480 INCHES NOMINAL IN
overall_length9.550 INCHES NOMINAL IN
aperture_length8.450 INCHES NOMINAL IN
special_features0.55 IN WIDE ALL AROUND,ONE CORNER CUT AT 36.25 DEGS;ONE SIDE IS 8.24 IN LONG IN
style_designatorNON-CIRCULAR
bolt_hole_quantity17
end_item_identification5840-01-450-8127,RADAR SET
cross-sectional_thickness0.125 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-486-2825
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: G704387-1 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: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 4.480 INCHES NOMINAL IN
•
APERTURE LENGTH: 8.450 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 17
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH9.550 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH5.580 INCHES NOMINAL IN
APERTURE WIDTH4.480 INCHES NOMINAL IN
APERTURE LENGTH8.450 INCHES NOMINAL IN
BOLT HOLE QUANTITY17
SPECIAL FEATURES0.55 IN WIDE ALL AROUND,ONE CORNER CUT AT 36.25 DEGS;ONE SIDE IS 8.24 IN LONG IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER,GASKET
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
Ready to buy G704387-1?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is G704387-1?
G704387-1 is a GASKET.
What is the NSN for G704387-1?
G704387-1 is cataloged in the U.S. Government catalog under NSN 5330-01-486-2825. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — G704387-1

✓ 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.