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5940748 — SEAL,NONMETALLIC ROUND SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5940748: SEAL,NONMETALLIC ROUND SECTION.

The SEAL,NONMETALLIC ROUND SECTION is a the manufacturer industrial component. Key specifications include construction: SOLID, aperture_width: 4.677 INCHES NOMINAL IN, aperture_length: 4.677 INCHES NOMINAL IN, style_designator: D SHAPE, fabrication_method: SOLID, fsc_application_data: DOME LIGHT,DOOR,COMBAT VEHICLE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-796-2254, 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
5940748
NSN: 5330-00-796-2254
FSC: 5330 — Packing and Gasket Materials
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
constructionSOLID
aperture_width4.677 INCHES NOMINAL IN
aperture_length4.677 INCHES NOMINAL IN
style_designatorD SHAPE
fabrication_methodSOLID
fsc_application_dataDOME LIGHT,DOOR,COMBAT VEHICLE
inside_corner_radius0.620 INCHES NOMINAL IN
outside_corner_radius0.756 INCHES NOMINAL IN
end_item_identificationMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
cross-sectional_shape_styleCIRCULAR
cross_section_outside_diameter0.120 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
material_document_and_classificationASTM D2000 4AA615 ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5330-00-796-2254
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5940748 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
•
FSC APPLICATION DATA: DOME LIGHT,DOOR,COMBAT VEHICLE
•
INSIDE CORNER RADIUS: 0.620 INCHES NOMINAL IN
•
STYLE DESIGNATOR: D SHAPE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 4AA615 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
APERTURE WIDTH: 4.677 INCHES NOMINAL IN
•
APERTURE LENGTH: 4.677 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 0.120 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATADOME LIGHT,DOOR,COMBAT VEHICLE
INSIDE CORNER RADIUS0.620 INCHES NOMINAL IN
STYLE DESIGNATORD SHAPE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 4AA615 ASSN STD ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLECIRCULAR
APERTURE WIDTH4.677 INCHES NOMINAL IN
APERTURE LENGTH4.677 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER0.120 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
OUTSIDE CORNER RADIUS0.756 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 4
5330007962254Reference document
Same NSN cross-reference
Reference document — Informative reference only
6220007962254Reference document
Same NSN cross-reference
Reference document — Informative reference only
7962254Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10386513Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5940748?
5940748 is a SEAL,NONMETALLIC ROUND SECTION.
What parts can replace 5940748?
There are 4 known substitutes for 5940748: 5330007962254, 6220007962254, 7962254 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5940748?
5940748 is cataloged in the U.S. Government catalog under NSN 5330-00-796-2254. 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.