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ST9M521A19S0012 — SEALING STRIP,BRUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

ST9M521A19S0012: SEALING STRIP,BRUSH.

The SEALING STRIP,BRUSH is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: ALUMINUM,HORSEHAIR-BLACK,QQ-A-250/2; 1.200 IN. NOM LG,2.375 IN.

O/A H,0.147 IN. THK IN. This part is cataloged in the U.S.

Government catalog under NSN 1680-01-222-0024, 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
ST9M521A19S0012
NSN: 1680-01-222-0024
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM,HORSEHAIR-BLACK,QQ-A-250/2; 1.200 IN. NOM LG,2.375 IN. O/A H,0.147 IN. THK IN
NSN1680-01-222-0024
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEALING STRIP,BRUSH TITLE COMPONENT PN ST9M521A19S0012 MFR SEALING STRIP,BRUSH
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM,HORSEHAIR-BLACK,QQ-A-250/2; 1.200 IN. NOM LG,2.375 IN. O/A H,0.147 IN. THK IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM,HORSEHAIR-BLACK,QQ-A-250/2; 1.200 IN. NOM LG,2.375 IN. O/A H,0.147 IN. THK IN
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-001-1736 1680-00-003-3721 1680-00-009-3782 1680-00-009-6180 1680-00-475-0002 1680-00-696-6170 1680-00-867-7158 1680-00-885-0923
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is ST9M521A19S0012?
ST9M521A19S0012 is a SEALING STRIP,BRUSH.
What is the NSN for ST9M521A19S0012?
ST9M521A19S0012 is cataloged in the U.S. Government catalog under NSN 1680-01-222-0024. 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.