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1868-66 — SEAL,NONMETALLIC STRIP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1868-66: SEAL,NONMETALLIC STRIP.

The SEAL,NONMETALLIC STRIP is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q OVERALL, construction: SOLID, end_cut_angle: 27.0 DEGREES, overall_length: 3.300 INCHES NOMINAL IN, style_designator: STRIP, fabrication_method: SOLID. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-161-1892, 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
1868-66
NSN: 5330-00-161-1892
FSC: 5330 — Packing and Gasket Materials
CAGE: 10400 — AIRBORN INTERCONNECT, LLC (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q OVERALL
constructionSOLID
end_cut_angle27.0 DEGREES
overall_length3.300 INCHES NOMINAL IN
style_designatorSTRIP
fabrication_methodSOLID
cross-sectional_width0.250 INCHES NOMINAL IN
cross-sectional_height0.040 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR
smooth_finish_surface_locationBOTTOM AND TOP
material_document_and_classificationZZ-R-765 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-161-1892
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1868-66 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: 0.040 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRIP
•
MATERIAL DOCUMENT AND CLASSIFICATION: ZZ-R-765 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
END CUT ANGLE: 27.0 DEGREES
•
MATERIAL: RUBBER SILICONE CLASS Q OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.040 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.250 INCHES NOMINAL IN
STYLE DESIGNATORSTRIP
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH3.300 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
END CUT ANGLE27.0 DEGREES
MATERIALRUBBER SILICONE CLASS Q OVERALL
FABRICATION METHODSOLID
SMOOTH FINISH SURFACE LOCATIONBOTTOM AND TOP
SUBSTITUTES & CROSS-REFERENCES 2
9324139-66Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
536225-15Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1868-66?
1868-66 is a SEAL,NONMETALLIC STRIP.
What parts can replace 1868-66?
There are 2 known substitutes for 1868-66: 9324139-66, 536225-15. Substitute compatibility should be verified for your specific system.
What is the NSN for 1868-66?
1868-66 is cataloged in the U.S. Government catalog under NSN 5330-00-161-1892. 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.