Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
If you're a music fan and don't want any interference from outside noise, then the "Gloss II" is the right choice for you. An earphone without any sophisticated frills. Just pure music!<br><br><b>Passive noise suppression</b><br>The perfect fit reduces unwanted exterior noise so that you can enjoy your music without being disturbed<br><br><b>Silicone attachments in 3 sizes</b><br>Earplugs included: two silicone attachments each in three sizes (S, M, L) for an individual, perfect fit This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-612-4060, indicating validated use in U.S.
government and defense logistics supply chains.
WHERE IT FITS
221789
NSN:5330-00-612-4060 FSC:5330 CAGE:16583 — GH BETTIS A GALVESTON-HOUSTON CO (USA)
SPECIFICATIONS
material
PLASTIC OVERALL
outside_diameter
1.190 INCHES NOMINAL IN
style_designator
CIRCULAR
aperture_diameter
0.770 INCHES NOMINAL IN
cross-sectional_thickness
0.060 INCHES NOMINAL IN
cross-sectional_shape_style
SOLID SINGLE OR COMPOSITION
material_document_and_classification
MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN
5330-00-612-4060
COMPONENT DIAGRAM
KEY FEATURES
•
STYLE DESIGNATOR: CIRCULAR
•
APERTURE DIAMETER: 0.770 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
CROSS-SECTIONAL THICKNESS: 0.060 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.190 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: PLASTIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATOR
CIRCULAR
APERTURE DIAMETER
0.770 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE
SOLID SINGLE OR COMPOSITION
CROSS-SECTIONAL THICKNESS
0.060 INCHES NOMINAL IN
OUTSIDE DIAMETER
1.190 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
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FREQUENTLY ASKED QUESTIONS
What is 221789?
221789 is a GASKET manufactured by Hama.
What parts can replace 221789?
There are 6 known substitutes for 221789: 000414V, 75W2-318ID 72IN.LG, 75W and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 221789?
221789 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-612-4060. This indicates validated use in U.S. government and defense supply chains.
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