Model: 3J7-8

Machine Collet

Properties:

Thread Direction
Right-hand
Overall Length
3.750 inches
Thread Size
1.995-20
Body Diameter
2.000 inches
Screw Thread Series Designator
Uns
Design Type
Spring draw-in
Thread Location
External
Internal Grip Hole Shape
Round
Material Size Accommodated
0.875 inches
Material
Steel
Material
Steel
NSN
3460-00-238-3095
Part Number
3J7-8
Description
Collet,machine
CAGE
27239

A work holding device consisting of a longitudinally slotted sleeve which has a tapering or conical end designed to fit into a corresponding taper of a chuck so that the lengthwise movement of the sleeve causes a contraction or expansion of the gripping surfaces. The gripping or holding tension is actuated by a backward pull (draw in) or by a forward push (force in). Used on lathes, milling machines, screw machines and the like. Excludes socket, straight shank tool and socket, taper shank tool.

Part 3J7-8 NSN 3460-00-238-3095

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05102
FIIG:
T182-R
Concept No.:
App. Key:
RA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
186590
UFC:
91790
LTL:
85.0
LCL:
--
WCC:
732
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8466933050
  • SITC: 73591
  • End Use: Metalworking machine tools
  • NAICS: 333517
  • USDA: 1

Freight Class: Parts and accessories of metalworking machine tools for cutting, grinding or finishing gears

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