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RD-5-5019-1M — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RD-5-5019-1M: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, overall_diameter: 0.654 INCHES NOMINAL IN, inside_diameter_length: 0.538 INCHES NOMINAL IN, end_item_identification: 2320-01-371-9583, part_name_assigned_by_controlling_agency: CAP-PLASTIC ,538 ID X .654 OD. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-529-7350, 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
RD-5-5019-1M
NSN: 5340-01-529-7350
FSC: 5340 — Hardware, Commercial
CAGE: 62534 — RED DOT CORPORATION DBA RED DOT CORP (USA)
SPECIFICATIONS
materialPLASTIC
overall_diameter0.654 INCHES NOMINAL IN
inside_diameter_length0.538 INCHES NOMINAL IN
end_item_identification2320-01-371-9583
part_name_assigned_by_controlling_agencyCAP-PLASTIC ,538 ID X .654 OD
NSN5340-01-529-7350
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RD-5-5019-1M 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
•
OVERALL DIAMETER: 0.654 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
•
INSIDE DIAMETER LENGTH: 0.538 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.654 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCAP-PLASTIC ,538 ID X .654 OD
END ITEM IDENTIFICATION2320-01-371-9583
MATERIALPLASTIC
INSIDE DIAMETER LENGTH0.538 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 2
RD-5-5019-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
RD-2-4234Reference 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 RD-5-5019-1M?
RD-5-5019-1M is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace RD-5-5019-1M?
There are 2 known substitutes for RD-5-5019-1M: RD-5-5019-1, RD-2-4234. Substitute compatibility should be verified for your specific system.
What is the NSN for RD-5-5019-1M?
RD-5-5019-1M is cataloged in the U.S. Government catalog under NSN 5340-01-529-7350. 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.