K1657 — GEAR,WORM WHEEL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

K1657: GEAR,WORM WHEEL.

The GEAR,WORM WHEEL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, teeth_quantity: 34, style_designator: PROTRUDING HUB, attachment_method: CLAMP. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-986-7307, 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

K1657

NSN: 3020-00-986-7307
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 47496 — THE DEWEY ELECTRONICS CORPORATION DIV PITOMETER LOG DIVISION (USA)

SPECIFICATIONS

material	COPPER ALLOY OVERALL
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
teeth_quantity	34
style_designator	PROTRUDING HUB
attachment_method	CLAMP
face_nominal_width	0.187 INCHES IN
hub_style_designator	1 STEP FIRST END
bore_nominal_diameter	0.156 INCHES BOTH ENDS IN
nominal_outside_diameter	0.547 INCHES IN
clamping_surface_nominal_length	0.2187 INCHES FIRST END IN
nominal_distance_between_body_face_and_protruding_hub_end	0.219 INCHES FIRST END IN
NSN	3020-00-986-7307

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.156 INCHES BOTH ENDS IN

•

TEETH QUANTITY: 34

•

CLAMPING SURFACE NOMINAL LENGTH: 0.2187 INCHES FIRST END IN

•

BODY STYLE: PLAIN, SOLID

•

BORE STYLE: PLAIN BOTH ENDS

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.219 INCHES FIRST END IN

•

STYLE DESIGNATOR: PROTRUDING HUB

•

HUB STYLE DESIGNATOR: 1 STEP FIRST END

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.156 INCHES BOTH ENDS IN
TEETH QUANTITY	34
CLAMPING SURFACE NOMINAL LENGTH	0.2187 INCHES FIRST END IN
BODY STYLE	PLAIN, SOLID
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.219 INCHES FIRST END IN
STYLE DESIGNATOR	PROTRUDING HUB
HUB STYLE DESIGNATOR	1 STEP FIRST END
NOMINAL OUTSIDE DIAMETER	0.547 INCHES IN
MATERIAL	COPPER ALLOY OVERALL

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

PR3406-1PIECE80Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is K1657?

K1657 is a GEAR,WORM WHEEL.

What parts can replace K1657?

There is 1 known substitute for K1657: PR3406-1PIECE80. Substitute compatibility should be verified for your specific system.

What is the NSN for K1657?

K1657 is cataloged in the U.S. Government catalog under NSN 3020-00-986-7307. This indicates validated use in U.S. government and defense supply chains.

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K1657 — GEAR,WORM WHEEL

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