157D4409 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

157D4409: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, pressure_angle: 20.0000 DEGREES, teeth_quantity: 35, end_item_identification: UNIVERSAL AMMUNITION LOADING (UAL) SYSTEM, part_name_assigned_by_controlling_agency: GEAR, SPUR, ELEMENT. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-538-3674, 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

157D4409

NSN: 3020-01-538-3674
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)

SPECIFICATIONS

material	STEEL COMP 4140 OVERALL
pressure_angle	20.0000 DEGREES
teeth_quantity	35
special_features	TOOTH FORM - ANSI B6.1-1968; MESHES WITH 132D1903 GEAR; DIAMETRAL PITCH (CUTTER) - 11.500; PITCH DIA (REF) 3.043; BASE DIAMETER (REF) 2.859; DIAMETER OF PINS 0.157
end_item_identification	UNIVERSAL AMMUNITION LOADING (UAL) SYSTEM
part_name_assigned_by_controlling_agency	GEAR, SPUR, ELEMENT
NSN	3020-01-538-3674

COMPONENT DIAGRAM

KEY FEATURES

•

TEETH QUANTITY: 35

•

PRESSURE ANGLE: 20.0000 DEGREES

•

MATERIAL: STEEL COMP 4140 OVERALL

TECHNICAL CHARACTERISTICS

TEETH QUANTITY	35
SPECIAL FEATURES	TOOTH FORM - ANSI B6.1-1968; MESHES WITH 132D1903 GEAR; DIAMETRAL PITCH (CUTTER) - 11.500; PITCH DIA (REF) 3.043; BASE DIAMETER (REF) 2.859; DIAMETER OF PINS 0.157
PART NAME ASSIGNED BY CONTROLLING AGENCY	GEAR, SPUR, ELEMENT
END ITEM IDENTIFICATION	UNIVERSAL AMMUNITION LOADING (UAL) SYSTEM
PRESSURE ANGLE	20.0000 DEGREES
MATERIAL	STEEL COMP 4140 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

No substitute or cross-reference records for this part.

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 157D4409?

157D4409 is a GEAR,SPUR.

What is the NSN for 157D4409?

157D4409 is cataloged in the U.S. Government catalog under NSN 3020-01-538-3674. This indicates validated use in U.S. government and defense supply chains.

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157D4409 — GEAR,SPUR

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