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N277ALT6-112 — GEAR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

N277ALT6-112: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include body_style: WEBBED, SOLID, tooth_form: STANDARD, pitch_diameter: 16.0000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 80, style_designator: PROTRUDING HUBS. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-239-3797, 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
N277ALT6-112
NSN: 3020-00-239-3797
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 16603 — CONTROL FLOW, INC. DBA WESTECH HEAVY MACHINERY DIVISION DIV WESTECH HEAVY MACHINERY DIVISION (USA)
SPECIFICATIONS
body_styleWEBBED, SOLID
tooth_formSTANDARD
pitch_diameter16.0000 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity80
style_designatorPROTRUDING HUBS
face_nominal_width2.000 INCHES IN
hub_style_designatorPLAIN BOTH ENDS
keyway_nominal_width0.625 INCHES BOTH ENDS IN
nominal_overall_length3.625 INCHES IN
precision_classificationQUALITY NUMBER 12
NSN3020-00-239-3797
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN N277ALT6-112 MFR GEAR,SPUR
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.625 INCHES BOTH ENDS IN
•
TEETH QUANTITY: 80
•
BODY STYLE: WEBBED, SOLID
•
PRECISION CLASSIFICATION: QUALITY NUMBER 12
•
NOMINAL OVERALL LENGTH: 3.625 INCHES IN
•
STYLE DESIGNATOR: PROTRUDING HUBS
•
PITCH DIAMETER: 16.0000 INCHES NOMINAL IN
•
TOOTH FORM: STANDARD
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.625 INCHES BOTH ENDS IN
TEETH QUANTITY80
BODY STYLEWEBBED, SOLID
PRECISION CLASSIFICATIONQUALITY NUMBER 12
NOMINAL OVERALL LENGTH3.625 INCHES IN
STYLE DESIGNATORPROTRUDING HUBS
PITCH DIAMETER16.0000 INCHES NOMINAL IN
TOOTH FORMSTANDARD
HUB STYLE DESIGNATORPLAIN BOTH ENDS
PRESSURE ANGLE20.0000 DEGREES
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
B4228-2Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 N277ALT6-112?
N277ALT6-112 is a GEAR,SPUR.
What parts can replace N277ALT6-112?
There is 1 known substitute for N277ALT6-112: B4228-2. Substitute compatibility should be verified for your specific system.
What is the NSN for N277ALT6-112?
N277ALT6-112 is cataloged in the U.S. Government catalog under NSN 3020-00-239-3797. 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.