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12443503-001 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12443503-001: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: ALUMINUM ALLOY, design_type: THREADED, width_across_flats: 5.170 INCHES NOMINAL IN, inside_diameter_length: 7.450 INCHES NOMINAL IN, end_item_identification: 2320015303843, TRUCK, CARGO, part_name_assigned_by_controlling_agency: END CAPS, RACEWAY. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-539-9876, 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
12443503-001
NSN: 5340-01-539-9876
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
design_typeTHREADED
width_across_flats5.170 INCHES NOMINAL IN
inside_diameter_length7.450 INCHES NOMINAL IN
end_item_identification2320015303843, TRUCK, CARGO
part_name_assigned_by_controlling_agencyEND CAPS, RACEWAY
NSN5340-01-539-9876
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12443503-001 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
•
WIDTH ACROSS FLATS: 5.170 INCHES NOMINAL IN
•
DESIGN TYPE: THREADED
•
MATERIAL: ALUMINUM ALLOY
•
INSIDE DIAMETER LENGTH: 7.450 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS5.170 INCHES NOMINAL IN
DESIGN TYPETHREADED
PART NAME ASSIGNED BY CONTROLLING AGENCYEND CAPS, RACEWAY
END ITEM IDENTIFICATION2320015303843, TRUCK, CARGO
MATERIALALUMINUM ALLOY
INSIDE DIAMETER LENGTH7.450 INCHES NOMINAL IN
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 1
12443503Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 12443503-001?
12443503-001 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 12443503-001?
There is 1 known substitute for 12443503-001: 12443503. Substitute compatibility should be verified for your specific system.
What is the NSN for 12443503-001?
12443503-001 is cataloged in the U.S. Government catalog under NSN 5340-01-539-9876. This indicates validated use in U.S. government and defense supply chains.
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