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712171-0530 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

712171-0530: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, end_item_identification: NSN 4110-016930390, round_cap_outside_surface_condition: RIBBED, part_name_assigned_by_controlling_agency: CAP,COOLANT BOTTLE, opening_inside_diameter_for_which_designed: 53.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-698-4044, 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
712171-0530
NSN: 5340-01-698-4044
FSC: 5340 — Hardware, Commercial
CAGE: 5RZ49 — THERMO FISHER SCIENTIFIC INC. (USA)
SPECIFICATIONS
materialPLASTIC
end_item_identificationNSN 4110-016930390
round_cap_outside_surface_conditionRIBBED
part_name_assigned_by_controlling_agencyCAP,COOLANT BOTTLE
opening_inside_diameter_for_which_designed53.0 MILLIMETERS NOMINAL MM
NSN5340-01-698-4044
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 712171-0530 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
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 53.0 MILLIMETERS NOMINAL MM
•
MATERIAL: PLASTIC
•
ROUND CAP OUTSIDE SURFACE CONDITION: RIBBED
TECHNICAL CHARACTERISTICS
OPENING INSIDE DIAMETER FOR WHICH DESIGNED53.0 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYCAP,COOLANT BOTTLE
END ITEM IDENTIFICATIONNSN 4110-016930390
MATERIALPLASTIC
ROUND CAP OUTSIDE SURFACE CONDITIONRIBBED
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 712171-0530?
712171-0530 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 712171-0530?
712171-0530 is cataloged in the U.S. Government catalog under NSN 5340-01-698-4044. 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.