NSN

3950-01-649-4031

Tensioner Pulley Assembly

FSC 3950WINCHES, HOISTS, CRANES, AND DERRICKSFSG 39MATERIALS HANDLING EQUIPMENT

Unit Price

$132.49

per EA

2 parts / 2 mfrs

Part Numbers for NSN 3950-01-649-40312 records
Part NumberCAGEManufacturerRNCCRNVC
04-2191630554Department of Defense Project Manager-Mobile Electric Power12
A053X06544940Cummins Power Generation Inc.32
Manufacturers (2)

Department of Defense Project Manager-Mobile Electric Power

CAGE 30554
View NSNs

Cummins Power Generation Inc.

CAGE 44940
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$132.49EA0
01-OCT-2025$132.49EA0
01-OCT-2025$132.49EA0
01-OCT-2025$132.49EA0
01-OCT-2025$132.49EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

A

Item Characteristics
MRCRequirementReply
ADAVOVERALL DIAMETER85.10 MILLIMETERS NOMINAL
CXCYPART NAME ASSIGNED BY CONTROLLING AGENCYTENSIONER ASSEMBLY,BELT
FEATSPECIAL FEATURESSPRING TENSIONER: ARM TORQUE: 18.5-24, 5 N-M AT 39.6 DEGREES ROM FREE STOP; TORQUE AT FREE STOP: 8.9 N-M; SPRING RATE: 0.318 N-M/DEGREE; BALL BEARING: ANNULAR BEARING ENGINEERING COUNCIL (ABEC) GRADE 1, SINGLE ROW DEEP GROOVE, RADIAL BALL BEARING, CONRAD TYPE, UNFLANGED; GREASE FILLED WITH CONTACT SEALS BOTH SIDES; STATIC LOAD: 4582 N (1030 LBF) MAXIMUM
MATTMATERIALSTEEL AND IRON
SPCLSPECIAL TEST FEATURESOUTSIDE DIAMETER: 85.1MM; EFFECTIVE DIAMETER: 83MM
TEXTGENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL: IDLER PULLEY: DURA-BAR 65-45-12 FERRITIC DUCTILE IRON I/A/W ASTM A536; TENSILE STRENGTH: 65000 PSI; YIELD STRENGTH: 45000 PSI; ELONGATION: 12%; FATIGUE STRENGTH: 4000PSI; BALL BEARING: BEARING MATERIAL: 52100 CHROM STEEL; CASE MATERIAL: STAINLESS STEEL; SEAL MATERIAL; RUBBER
ZZZKSPECIFICATION/STANDARD DATA05047-ASME Y14.100 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MIL-STD-130, METHOD OPTIONAL GOVERNMENT STANDARD

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Quick Reference

NSN3950-01-649-4031
NIIN016494031
FSC3950
PRICE$132.49
DEMILA
PARTS2
MFRS2

About NSN 3950-01-649-4031

NSN 3950-01-649-4031 is a National Stock Number assigned to Tensioner Pulley Assembly. This NSN part number belongs to Federal Supply Class 3950 (WINCHES, HOISTS, CRANES, AND DERRICKS) under Federal Supply Group 39 (MATERIALS HANDLING EQUIPMENT). There are 2 part numbers associated with this NSN from 2 manufacturers.

The current government unit price for NSN 3950-01-649-4031 is $132.49. Price history shows 5 recorded price changes.

To find the part number for NSN 3950-01-649-4031, refer to the part number cross-reference table above. Each part number is linked to its manufacturer through a CAGE (Commercial and Government Entity) code.