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11643012 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11643012: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include special_features: STEEL,ENAMEL FINISH,2.440 IN. LG,1.440 IN.

W,2.600 IN. H,0.1196 IN. THK MATERIAL IN, fsc_application_data: MOUNT,GUN,175MM MM, end_item_identification: M110 HOWITZER FAMILY.

This part is cataloged in the U.S. Government catalog under NSN 5340-00-455-5837, 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
11643012
NSN: 5340-00-455-5837
FSC: 5340 — Hardware, Commercial
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
special_featuresSTEEL,ENAMEL FINISH,2.440 IN. LG,1.440 IN. W,2.600 IN. H,0.1196 IN. THK MATERIAL IN
fsc_application_dataMOUNT,GUN,175MM MM
end_item_identificationM110 HOWITZER FAMILY
NSN5340-00-455-5837
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11643012 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
•
FSC APPLICATION DATA: MOUNT,GUN,175MM MM
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAMOUNT,GUN,175MM MM
SPECIAL FEATURESSTEEL,ENAMEL FINISH,2.440 IN. LG,1.440 IN. W,2.600 IN. H,0.1196 IN. THK MATERIAL IN
END ITEM IDENTIFICATIONM110 HOWITZER FAMILY
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11643012?
11643012 is a BRACKET,MOUNTING.
What is the NSN for 11643012?
11643012 is cataloged in the U.S. Government catalog under NSN 5340-00-455-5837. 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.