81966W1ITEM4 — 81966W1ITEM4

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

81966W1ITEM4: 81966W1ITEM4.

The 81966W1ITEM4 is a the manufacturer industrial component. Key specifications include material: COPPER BODY, thread_class: 2B, mounting_method: THREADED HOLE(S) AND UNTHREADED HOLE(S), thread_direction: RIGHT-HAND, surface_treatment: CADMIUM BODY, nominal_thread_size: 0.190 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5999-00-418-1981, 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

MRO→ MRO_GENERAL→ 81966W1ITEM4

NSN: 5999-00-418-1981
FSC: 5999 — Miscellaneous Electrical and Electronic Components
CAGE: 15605 — EATON CORP OPNS & TECHNICAL CENTER (USA)

SPECIFICATIONS

material	COPPER BODY
thread_class	2B
mounting_method	THREADED HOLE(S) AND UNTHREADED HOLE(S)
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM BODY
nominal_thread_size	0.190 INCHES IN
current_rating_in_amps	10.0
voltage_rating_in_volts	500.0 AC AND 500.0 DC
thread_quantity_per_inch	24
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
mounting_facility_quantity	2
unthreaded_mounting_hole_diameter	0.196 INCHES NOMINAL IN
NSN	5999-00-418-1981

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS: 500.0 AC AND 500.0 DC

•

MOUNTING FACILITY QUANTITY: 2

•

MOUNTING METHOD: THREADED HOLE(S) AND UNTHREADED HOLE(S)

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.196 INCHES NOMINAL IN

•

DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 0.500 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.190 INCHES IN

•

SURFACE TREATMENT: CADMIUM CONTACT

TECHNICAL CHARACTERISTICS

VOLTAGE RATING IN VOLTS	500.0 AC AND 500.0 DC
MOUNTING FACILITY QUANTITY	2
MOUNTING METHOD	THREADED HOLE(S) AND UNTHREADED HOLE(S)
UNTHREADED MOUNTING HOLE DIAMETER	0.196 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS	0.500 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN
SURFACE TREATMENT	CADMIUM CONTACT
SURFACE TREATMENT	CADMIUM BODY
THREAD CLASS	2B

SUBSTITUTES & CROSS-REFERENCES 1

89236W1ITEM1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 81966W1ITEM4?

81966W1ITEM4 is a 81966W1ITEM4. It is classified as a MRO (MRO_GENERAL).

What parts can replace 81966W1ITEM4?

There is 1 known substitute for 81966W1ITEM4: 89236W1ITEM1. Substitute compatibility should be verified for your specific system.

What is the NSN for 81966W1ITEM4?

81966W1ITEM4 is cataloged in the U.S. Government catalog under NSN 5999-00-418-1981. This indicates validated use in U.S. government and defense supply chains.

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