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CA53475-1 — CAP-PLUG,PROTECTIVE,DUST AND MOI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CA53475-1: CAP-PLUG,PROTECTIVE,DUST AND MOI.

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include material: COPPER ALLOY 464, special_features: PROVIDED WITH CHAIN ASSEMBLY,BRASS AND STEEL,GASKET,RUBBER, length_under_shoulder: 0.312 INCHES NOMINAL IN, open_end_inside_diameter: 0.453 INCHES NOMINAL IN, closed_end_overall_diameter: 0.688 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-787-0241, 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
CA53475-1
NSN: 5340-00-787-0241
FSC: 5340 — Hardware, Commercial
CAGE: 71468 — ITT CANNON LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 464
special_featuresPROVIDED WITH CHAIN ASSEMBLY,BRASS AND STEEL,GASKET,RUBBER
length_under_shoulder0.312 INCHES NOMINAL IN
open_end_inside_diameter0.453 INCHES NOMINAL IN
closed_end_overall_diameter0.688 INCHES NOMINAL IN
NSN5340-00-787-0241
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CA53475-1 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
•
CLOSED END OVERALL DIAMETER: 0.688 INCHES NOMINAL IN
•
LENGTH UNDER SHOULDER: 0.312 INCHES NOMINAL IN
•
OPEN END INSIDE DIAMETER: 0.453 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY 464
TECHNICAL CHARACTERISTICS
CLOSED END OVERALL DIAMETER0.688 INCHES NOMINAL IN
LENGTH UNDER SHOULDER0.312 INCHES NOMINAL IN
SPECIAL FEATURESPROVIDED WITH CHAIN ASSEMBLY,BRASS AND STEEL,GASKET,RUBBER
OPEN END INSIDE DIAMETER0.453 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 464
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 2
8629891Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A053475-0001Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CA53475-1?
CA53475-1 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace CA53475-1?
There are 2 known substitutes for CA53475-1: 8629891, A053475-0001. Substitute compatibility should be verified for your specific system.
What is the NSN for CA53475-1?
CA53475-1 is cataloged in the U.S. Government catalog under NSN 5340-00-787-0241. 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.