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X19-4 — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SEAL,NONMETALLIC STRIP is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, overall_width: 0.313 INCHES NOMINAL IN, overall_height: 0.531 INCHES NOMINAL IN, special_features: FREE FROM CLOTH IMPRINT, base_flange_thickness: 0.094 INCHES NOMINAL IN, environmental_protection: LOW TEMPERATURE AND NON-OIL RESISTANT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 9390-00-141-7564, 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
X19-4
NSN: 9390-00-141-7564
FSC: 9390
CAGE: 70485 — ATLANTIC INDIA RUBBER CO INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
overall_width0.313 INCHES NOMINAL IN
overall_height0.531 INCHES NOMINAL IN
special_featuresFREE FROM CLOTH IMPRINT
base_flange_thickness0.094 INCHES NOMINAL IN
environmental_protectionLOW TEMPERATURE AND NON-OIL RESISTANT
right_side_flange_height0.437 INCHES NOMINAL IN
left-side_flange_tip_styleLEFT W/ OUTSIDE RADIUS
left_side_flange_thickness0.094 INCHES NOMINAL IN
cross-sectional_shape_styleOPEN CHANNEL
nondefinitive_spec/std_data3 CLASS AND EXTRUDEDSHAPE FORM AND 30 GRADE
nonmetallic_hardness_rating25.0 MINIMUM SHORE DUROMETER A AND 35.0 MAXIMUM SHORE DUROMETER A
NSN9390-00-141-7564
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,NONMETALLIC STRIP TITLE COMPONENT PN X19-4 MFR SEAL,NONMETALLIC STRIP
KEY FEATURES
•
RIGHT-SIDE FLANGE TIP STYLE: RIGHT W/ OUTSIDE RADIUS
•
RIGHT SIDE FLANGE THICKNESS: 0.094 INCHES NOMINAL IN
•
NONMETALLIC HARDNESS RATING: 25.0 MINIMUM SHORE DUROMETER A AND 35.0 MAXIMUM SHORE DUROMETER A
•
CROSS-SECTIONAL SHAPE STYLE: OPEN CHANNEL
•
MATERIAL: RUBBER SYNTHETIC
•
LEFT SIDE FLANGE THICKNESS: 0.094 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RIGHT-SIDE FLANGE TIP STYLERIGHT W/ OUTSIDE RADIUS
RIGHT SIDE FLANGE THICKNESS0.094 INCHES NOMINAL IN
NONMETALLIC HARDNESS RATING25.0 MINIMUM SHORE DUROMETER A AND 35.0 MAXIMUM SHORE DUROMETER A
CROSS-SECTIONAL SHAPE STYLEOPEN CHANNEL
MATERIALRUBBER SYNTHETIC
LEFT SIDE FLANGE THICKNESS0.094 INCHES NOMINAL IN
OVERALL WIDTH0.313 INCHES NOMINAL IN
OVERALL HEIGHT0.531 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855,CLASS 3,GRADE 30 MIL SPEC SINGLE MATERIAL RESPONSE
LEFT-SIDE FLANGE TIP STYLELEFT W/ OUTSIDE RADIUS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
63400InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
X19-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5343973-0019InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
709-5343973InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
709-5343973 PC1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-R-6855TYACL2GR60InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X19-4?
X19-4 is a SEAL,NONMETALLIC STRIP.
What parts can replace X19-4?
There are 7 known substitutes for X19-4: 63400, X19-7, 5343973-0019 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X19-4?
X19-4 is cataloged in the Federal Logistics Information System under NSN 9390-00-141-7564. This indicates validated use in U.S. government and defense supply chains.
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Last verified: October 2026