8478A69H01 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8478A69H01: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 5.3333 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-178-8551, 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

8478A69H01

NSN: 3020-01-178-8551
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 31442 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)

SPECIFICATIONS

material	STEEL COMP 316 OVERALL
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
tooth_form	STANDARD
pitch_diameter	5.3333 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	128
style_designator	HUBLESS
attachment_method	MOUNTING HOLE
face_nominal_width	0.190 INCHES IN
bore_nominal_diameter	3.750 INCHES BOTH ENDS IN
nominal_outside_diameter	5.4166 INCHES IN
NSN	3020-01-178-8551

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 3.750 INCHES BOTH ENDS IN

•

TEETH QUANTITY: 128

•

BODY STYLE: PLAIN, SOLID

•

BORE STYLE: PLAIN BOTH ENDS

•

MOUNTING HOLE TYPE AND QUANTITY: 4 PLAIN TRANSVERSELY THROUGH FACE

•

MOUNTING HOLE NOMINAL DIAMETER: 0.156 INCHES TRANSVERSELY THROUGH FACE IN

•

STYLE DESIGNATOR: HUBLESS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,CLASS 316 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	3.750 INCHES BOTH ENDS IN
TEETH QUANTITY	128
BODY STYLE	PLAIN, SOLID
BORE STYLE	PLAIN BOTH ENDS
MOUNTING HOLE TYPE AND QUANTITY	4 PLAIN TRANSVERSELY THROUGH FACE
MOUNTING HOLE NOMINAL DIAMETER	0.156 INCHES TRANSVERSELY THROUGH FACE IN
STYLE DESIGNATOR	HUBLESS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763,CLASS 316 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER	5.3333 INCHES NOMINAL IN
TOOTH FORM	STANDARD

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

8478A69Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8478A69H01?

8478A69H01 is a GEAR,SPUR.

What parts can replace 8478A69H01?

There is 1 known substitute for 8478A69H01: 8478A69. Substitute compatibility should be verified for your specific system.

What is the NSN for 8478A69H01?

8478A69H01 is cataloged in the U.S. Government catalog under NSN 3020-01-178-8551. This indicates validated use in U.S. government and defense supply chains.

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8478A69H01 — GEAR,SPUR

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