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9M7118-89B2621 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9M7118-89B2621: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) INTERNALLY MOLDED-IN REINFORCEMENT, temp_rating: -65.0 FAHRENHEIT AND -65.0 FAHRENHEIT AND 350.0 FAHRENHEIT350.0 FAHRENHEIT DEGF, overall_length: 26.210 INCHES NOMINAL26.210 INCHES NOMINAL IN, style_designator: D SHAPE, attachment_method: INTEGRAL PRESS FIT BUTTONSINTEGRAL PRESS FIT BUTTONS, cross-sectional_width: 0.400 INCHES NOMINAL0.400 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-363-8482, 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
9M7118-89B2621
NSN: 5330-01-363-8482
FSC: 5330 — Packing and Gasket Materials
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) INTERNALLY MOLDED-IN REINFORCEMENT
temp_rating-65.0 FAHRENHEIT AND -65.0 FAHRENHEIT AND 350.0 FAHRENHEIT350.0 FAHRENHEIT DEGF
overall_length26.210 INCHES NOMINAL26.210 INCHES NOMINAL IN
style_designatorD SHAPE
attachment_methodINTEGRAL PRESS FIT BUTTONSINTEGRAL PRESS FIT BUTTONS
cross-sectional_width0.400 INCHES NOMINAL0.400 INCHES NOMINAL IN
cross-sectional_height0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
cross-sectional_shape_styleD SHAPED SHAPE
material_document_and_classificationSTYLE D117,CAGE 76301 MFR REF 2ND MATERIAL RESPONSE INTERNALLY MOLDED-IN REINFORCEMENT
NSN5330-01-363-8482
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9M7118-89B2621 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
•
TEMP RATING: -65.0 FAHRENHEIT AND -65.0 FAHRENHEIT AND 350.0 FAHRENHEIT350.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.400 INCHES NOMINAL0.400 INCHES NOMINAL IN
•
STYLE DESIGNATOR: D SHAPE
•
MATERIAL DOCUMENT AND CLASSIFICATION: STYLE D117,CAGE 76301 MFR REF 2ND MATERIAL RESPONSE INTERNALLY MOLDED-IN REINFORCEMENT
•
CROSS-SECTIONAL SHAPE STYLE: D SHAPED SHAPE
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND -65.0 FAHRENHEIT AND 350.0 FAHRENHEIT350.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.400 INCHES NOMINAL0.400 INCHES NOMINAL IN
STYLE DESIGNATORD SHAPE
MATERIAL DOCUMENT AND CLASSIFICATIONSTYLE D117,CAGE 76301 MFR REF 2ND MATERIAL RESPONSE INTERNALLY MOLDED-IN REINFORCEMENT
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765,CLASS 3B,GRADE 30 FED STD 1ST MATERIAL RESPONSE EXTERNAL
OVERALL LENGTH26.210 INCHES NOMINAL26.210 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLED SHAPED SHAPE
COLORBLACKBLACK
MATERIALPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) INTERNALLY MOLDED-IN REINFORCEMENT
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 9M7118-89B2621?
9M7118-89B2621 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for 9M7118-89B2621?
9M7118-89B2621 is cataloged in the U.S. Government catalog under NSN 5330-01-363-8482. 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.