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TG2657 — GEAR,HELICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

TG2657: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: WEBBED, OFFSET, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 21.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-033-7766, 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
TG2657
NSN: 3020-00-033-7766
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 31033 — TRW INC TRW INTL TRADE GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_styleWEBBED, OFFSET, SOLID
bore_styleW/ KEYWAY BOTH ENDS
teeth_typeSINGLE HELIX
tooth_formSTANDARD
helix_angle21.0000 DEGREES
pressure_angle14.5000 DEGREES
teeth_quantity56
tooth_directionRIGHT
style_designatorONE PROTRUDING HUB, ONE RECESSED HUB
attachment_methodMOUNTING HOLE
end_nominal_length0.246 INCHES FIRST END IN
NSN3020-00-033-7766
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,HELICAL TITLE COMPONENT PN TG2657 MFR GEAR,HELICAL
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.160 INCHES BOTH ENDS IN
•
BORE NOMINAL DIAMETER: 1.000 INCHES BOTH ENDS IN
•
HELIX ANGLE: 21.0000 DEGREES
•
HUB NOMINAL DIAMETER: 1.686 INCHES SECOND END IN
•
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END: 0.183 INCHES SECOND END IN
•
TEETH QUANTITY: 56
•
BODY STYLE: WEBBED, OFFSET, SOLID
•
TOOTH DIRECTION: RIGHT
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.160 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER1.000 INCHES BOTH ENDS IN
HELIX ANGLE21.0000 DEGREES
HUB NOMINAL DIAMETER1.686 INCHES SECOND END IN
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.183 INCHES SECOND END IN
TEETH QUANTITY56
BODY STYLEWEBBED, OFFSET, SOLID
TOOTH DIRECTIONRIGHT
BORE STYLEW/ KEYWAY BOTH ENDS
MOUNTING HOLE TYPE AND QUANTITY1 PLAIN AXIALLY THROUGH BODY FIRST END
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.
3020-00-001-2090 3020-00-001-4468 3020-00-007-2779 3020-00-009-4033 3020-00-031-2269 3020-00-146-4181 3020-00-146-4222 3020-00-425-7115
SUBSTITUTES & CROSS-REFERENCES 2
F400H00403Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
F400H403Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TG2657?
TG2657 is a GEAR,HELICAL.
What parts can replace TG2657?
There are 2 known substitutes for TG2657: F400H00403, F400H403. Substitute compatibility should be verified for your specific system.
What is the NSN for TG2657?
TG2657 is cataloged in the U.S. Government catalog under NSN 3020-00-033-7766. This indicates validated use in U.S. government and defense supply chains.
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