PartsTable
Technical Data Sheet
Download PDF

5749203-007 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5749203-007: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, overall_width: 20.900 INCHES NOMINAL IN, aperture_width: 17.900 INCHES NOMINAL IN, overall_length: 27.700 INCHES NOMINAL IN, aperture_length: 24.700 INCHES NOMINAL IN, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-231-7501, 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
5749203-007
NSN: 5330-01-231-7501
FSC: 5330 — Packing and Gasket Materials
CAGE: 50079 — TEXTRON SYSTEMS CORP (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
overall_width20.900 INCHES NOMINAL IN
aperture_width17.900 INCHES NOMINAL IN
overall_length27.700 INCHES NOMINAL IN
aperture_length24.700 INCHES NOMINAL IN
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
inside_corner_radius6.350 INCHES NOMINAL IN
outside_corner_radius7.850 INCHES NOMINAL IN
cross-sectional_thickness0.125 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-6855 CLASS 1 GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-231-7501
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5749203-007 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
•
INSIDE CORNER RADIUS: 6.350 INCHES NOMINAL IN
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855 CLASS 1 GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
INSIDE CORNER RADIUS6.350 INCHES NOMINAL IN
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855 CLASS 1 GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH27.700 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH20.900 INCHES NOMINAL IN
APERTURE WIDTH17.900 INCHES NOMINAL IN
APERTURE LENGTH24.700 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
5749203-021Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 5749203-007?
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 5749203-007?
5749203-007 is a GASKET.
What parts can replace 5749203-007?
There is 1 known substitute for 5749203-007: 5749203-021. Substitute compatibility should be verified for your specific system.
What is the NSN for 5749203-007?
5749203-007 is cataloged in the U.S. Government catalog under NSN 5330-01-231-7501. 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 — 5749203-007