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957C048073 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

957C048073: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.500 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 416, overall_length: 3.190 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.375 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-068-6521, 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
957C048073
NSN: 3040-01-068-6521
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
face_width0.500 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL COMP 416
overall_length3.190 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size0.375 INCHES IN
shaft_end_typeKEYWAY INDENTED FLAT, THREADED EXTERNAL
shaft_materialSTEEL COMP 416
teeth_quantity21
diametral_pitch24
hardness_rating28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
special_featuresSLOT 0.066 W X 0.090 DEEP X 0.270LONG IN THREADED END W
NSN3040-01-068-6521
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 957C048073 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 416
•
SHAFT LARGEST DIAMETER: 0.690 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.375 INCHES IN
•
TEETH QUANTITY: 21
•
DIAMETRAL PITCH: 24
•
PRECISION CLASSIFICATION: QUALITY NUMBER 10
•
GEAR OUTSIDE DIAMETER: 0.9573 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 416
SHAFT LARGEST DIAMETER0.690 INCHES NOMINAL IN
SHAFT END SIZE0.375 INCHES IN
TEETH QUANTITY21
DIAMETRAL PITCH24
PRECISION CLASSIFICATIONQUALITY NUMBER 10
GEAR OUTSIDE DIAMETER0.9573 INCHES NOMINAL IN
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
OVERALL LENGTH3.190 INCHES NOMINAL IN
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES 1
048073Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 957C048073?
957C048073 is a GEARSHAFT,SPUR.
What parts can replace 957C048073?
There is 1 known substitute for 957C048073: 048073. Substitute compatibility should be verified for your specific system.
What is the NSN for 957C048073?
957C048073 is cataloged in the U.S. Government catalog under NSN 3040-01-068-6521. 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.