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11-250-481 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11-250-481: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL, construction: ONE-PIECEONE-PIECE, overall_length: 4800.000 INCHES NOMINAL4800.000 INCHES NOMINAL IN, special_features: HAS PRESSURE SENSITIVE ADHESIVE(HATS)HEAT ACTIVATED TAPESHAS PRESSURE SENSITIVE ADHESIVE(HATS)HEAT ACTIVATED TAPES, style_designator: STRIP, cross-sectional_width: 0.610 INCHES NOMINAL0.610 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-516-3520, 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
11-250-481
NSN: 5330-01-516-3520
FSC: 5330 — Packing and Gasket Materials
CAGE: 38450 — ENGINEERED COIL COMPANY DBA ENGINEERED COIL CO DIV DRS MARLO COIL (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL
constructionONE-PIECEONE-PIECE
overall_length4800.000 INCHES NOMINAL4800.000 INCHES NOMINAL IN
special_featuresHAS PRESSURE SENSITIVE ADHESIVE(HATS)HEAT ACTIVATED TAPESHAS PRESSURE SENSITIVE ADHESIVE(HATS)HEAT ACTIVATED TAPES
style_designatorSTRIP
cross-sectional_width0.610 INCHES NOMINAL0.610 INCHES NOMINAL IN
cross-sectional_height0.360 INCHES NOMINAL0.360 INCHES NOMINAL IN
end_item_identificationUNIT REFRIGERATED STORES PLANTUNIT REFRIGERATED STORES PLANT
cross-sectional_shape_styleD SHAPED SHAPE
part_name_assigned_by_controlling_agencyGASKET ACCESS PANELGASKET ACCESS PANEL
NSN5330-01-516-3520
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11-250-481 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 HEIGHT: 0.360 INCHES NOMINAL0.360 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.610 INCHES NOMINAL0.610 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRIP
•
CROSS-SECTIONAL SHAPE STYLE: D SHAPED SHAPE
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.360 INCHES NOMINAL0.360 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.610 INCHES NOMINAL0.610 INCHES NOMINAL IN
STYLE DESIGNATORSTRIP
OVERALL LENGTH4800.000 INCHES NOMINAL4800.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLED SHAPED SHAPE
SPECIAL FEATURESHAS PRESSURE SENSITIVE ADHESIVE(HATS)HEAT ACTIVATED TAPESHAS PRESSURE SENSITIVE ADHESIVE(HATS)HEAT ACTIVATED TAPES
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET ACCESS PANELGASKET ACCESS PANEL
END ITEM IDENTIFICATIONUNIT REFRIGERATED STORES PLANTUNIT REFRIGERATED STORES PLANT
MATERIALRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL
CONSTRUCTIONONE-PIECEONE-PIECE
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 2
9109HATSReference document
Same NSN cross-reference
Reference document — Design control — primary reference
1298-00-D FIND 13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 11-250-481?
11-250-481 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What parts can replace 11-250-481?
There are 2 known substitutes for 11-250-481: 9109HATS, 1298-00-D FIND 13. Substitute compatibility should be verified for your specific system.
What is the NSN for 11-250-481?
11-250-481 is cataloged in the U.S. Government catalog under NSN 5330-01-516-3520. This indicates validated use in U.S. government and defense supply chains.
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