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CA121004-412 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CA121004-412: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include design_type: FRICTION, surface_treatment: CADMIUM, end_item_identification: 2350-01-087-1095 M1E1,ARMD BATTLE TANK, tube_outside_diameter_for_which_designed: 2.440 INCHES NOMINAL IN, surface_treatment_document_and_classification: QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-286-5726, 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
CA121004-412
NSN: 5340-01-286-5726
FSC: 5340 — Hardware, Commercial
CAGE: 71468 — ITT CANNON LLC (USA)
SPECIFICATIONS
design_typeFRICTION
surface_treatmentCADMIUM
end_item_identification2350-01-087-1095 M1E1,ARMD BATTLE TANK
tube_outside_diameter_for_which_designed2.440 INCHES NOMINAL IN
surface_treatment_document_and_classificationQQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-286-5726
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CA121004-412 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
•
DESIGN TYPE: FRICTION
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 2.440 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
DESIGN TYPEFRICTION
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED2.440 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM
END ITEM IDENTIFICATION2350-01-087-1095 M1E1,ARMD BATTLE TANK
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 3
12273535-12Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C1R36TVReference document
Same NSN cross-reference
Reference document — Secondary reference
10-580891-363Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CA121004-412?
CA121004-412 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace CA121004-412?
There are 3 known substitutes for CA121004-412: 12273535-12, C1R36TV, 10-580891-363. Substitute compatibility should be verified for your specific system.
What is the NSN for CA121004-412?
CA121004-412 is cataloged in the U.S. Government catalog under NSN 5340-01-286-5726. 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.