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194-507-9101 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

194-507-9101: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: THREADED, overall_diameter: 0.937 INCHES NOMINAL IN, inside_diameter_length: 0.500 INCHES NOMINAL IN, round_cap_outside_surface_condition: RIBBED, thread_size_and_series/type_designator: 3/4-20 UNEF. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-158-9418, 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
194-507-9101
NSN: 5340-00-158-9418
FSC: 5340 — Hardware, Commercial
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
materialPLASTIC
design_typeTHREADED
overall_diameter0.937 INCHES NOMINAL IN
inside_diameter_length0.500 INCHES NOMINAL IN
round_cap_outside_surface_conditionRIBBED
thread_size_and_series/type_designator3/4-20 UNEF
tube_outside_diameter_for_which_designed0.562 INCHES NOMINAL IN
NSN5340-00-158-9418
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 194-507-9101 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
•
DESIGN TYPE: THREADED
•
OVERALL DIAMETER: 0.937 INCHES NOMINAL IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.562 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 3/4-20 UNEF
•
INSIDE DIAMETER LENGTH: 0.500 INCHES NOMINAL IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: RIBBED
TECHNICAL CHARACTERISTICS
DESIGN TYPETHREADED
OVERALL DIAMETER0.937 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.562 INCHES NOMINAL IN
MATERIALPLASTIC
THREAD SIZE AND SERIES/TYPE DESIGNATOR3/4-20 UNEF
INSIDE DIAMETER LENGTH0.500 INCHES NOMINAL IN
ROUND CAP OUTSIDE SURFACE CONDITIONRIBBED
SUBSTITUTES & CROSS-REFERENCES 2
189939Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1604-183YReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 194-507-9101?
194-507-9101 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 194-507-9101?
There are 2 known substitutes for 194-507-9101: 189939, 1604-183Y. Substitute compatibility should be verified for your specific system.
What is the NSN for 194-507-9101?
194-507-9101 is cataloged in the U.S. Government catalog under NSN 5340-00-158-9418. 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.