181876 — GEAR,INTERNAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

181876: GEAR,INTERNAL.

The GEAR,INTERNAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, teeth_type: SPUR, tooth_form: STANDARD, pitch_diameter: 1.3750 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-128-9265, 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

181876

NSN: 3020-01-128-9265
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 71791 — CURTISS-WRIGHT CONTROLS, INC. DBA CURTISS WRIGHT DIV ACTUATION DIVISION (USA)

SPECIFICATIONS

material	STEEL OVERALL
body_style	PLAIN, SOLID
teeth_type	SPUR
tooth_form	STANDARD
pitch_diameter	1.3750 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	66
style_designator	RECESSED RING
surface_treatment	CADMIUM OVERALL
face_nominal_width	0.160 INCHES IN
nominal_overall_length	0.419 INCHES IN
nominal_outside_diameter	1.5624 INCHES IN
NSN	3020-01-128-9265

COMPONENT DIAGRAM

KEY FEATURES

•

TEETH QUANTITY: 66

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-8837,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

BODY STYLE: PLAIN, SOLID

•

TEETH TYPE: SPUR

•

NOMINAL OVERALL LENGTH: 0.419 INCHES IN

•

STYLE DESIGNATOR: RECESSED RING

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-8844,CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

PITCH DIAMETER: 1.3750 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

TEETH QUANTITY	66
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-8837,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
BODY STYLE	PLAIN, SOLID
TEETH TYPE	SPUR
NOMINAL OVERALL LENGTH	0.419 INCHES IN
STYLE DESIGNATOR	RECESSED RING
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-8844,CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER	1.3750 INCHES NOMINAL IN
TOOTH FORM	STANDARD
NOMINAL OUTSIDE DIAMETER	1.5624 INCHES IN

OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072

SUBSTITUTES & CROSS-REFERENCES 1

10106683Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 181876?

181876 is a GEAR,INTERNAL.

What parts can replace 181876?

There is 1 known substitute for 181876: 10106683. Substitute compatibility should be verified for your specific system.

What is the NSN for 181876?

181876 is cataloged in the U.S. Government catalog under NSN 3020-01-128-9265. This indicates validated use in U.S. government and defense supply chains.

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181876 — GEAR,INTERNAL

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