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687703 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

687703: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, construction: SOLID, aperture_width: 2.000 INCHES NOMINAL IN, aperture_length: 5.000 INCHES NOMINAL IN, style_designator: OVAL, attachment_method: ROUND HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-382-6014, 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
687703
NSN: 5330-00-382-6014
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
constructionSOLID
aperture_width2.000 INCHES NOMINAL IN
aperture_length5.000 INCHES NOMINAL IN
style_designatorOVAL
attachment_methodROUND HOLE
fabrication_methodSOLID
cross-sectional_width0.500 INCHES NOMINAL IN
cross-sectional_height0.109 INCHES NOMINAL IN
attachment_hole_diameter0.188 INCHES NOMINAL IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
attachment_feature_quantity6
NSN5330-00-382-6014
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 687703 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
•
ATTACHMENT HOLE DIAMETER: 0.188 INCHES NOMINAL IN
•
ATTACHMENT FEATURE QUANTITY: 6
•
CROSS-SECTIONAL THICKNESS: 0.062 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.109 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OVAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-1149,TY 1,CL 5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
TECHNICAL CHARACTERISTICS
ATTACHMENT HOLE DIAMETER0.188 INCHES NOMINAL IN
ATTACHMENT FEATURE QUANTITY6
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.109 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.500 INCHES NOMINAL IN
STYLE DESIGNATOROVAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-1149,TY 1,CL 5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESPECIAL
APERTURE WIDTH2.000 INCHES NOMINAL IN
APERTURE LENGTH5.000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
265241Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 687703?
687703 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What parts can replace 687703?
There is 1 known substitute for 687703: 265241. Substitute compatibility should be verified for your specific system.
What is the NSN for 687703?
687703 is cataloged in the U.S. Government catalog under NSN 5330-00-382-6014. This indicates validated use in U.S. government and defense supply chains.
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