Model: ECSA87-7-20

Shouldered Shaft

Special Features:

P2 ss. Shaft discs, 1/8 in. Th x 8 in. Dia; 2 plastic polymide shaft seals, 1 in. I.D. X 2 in. O.D.; 2 ss. Keys 3/16 sq x 3/4 lg; 2 ss. Self locking nuts, 5/8 nf thread; 1 ss. Wheel stop, 3/32 ins x 1 in. X 2-1/4 ins

Properties:

First End Style
External threaded
End Similarity
Identical
Overall Length
8.250 inches
End Application
Used on quick action opening and closing mechanism water tight hatch part number bm21-8 onboard 110 ft wpb "b" class coast guard vessels
First End Diameter
0.6250 inches
First End External Thread Length
0.750 inches
Step Quantity
5
Largest Step Diameter
1.000 inches
Material
Steel comp 316
NSN
3040-01-293-5637
Part Number
ECSA87-7-20
Description
Shaft,shouldered
CAGE

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.

Part ECSA87-7-20 NSN 3040-01-293-5637

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22914
FIIG:
A23200
Concept No.:
1
App. Key:
A
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

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Schedule B and Export
  • Schedule B: 8483105000
  • SITC: 74810
  • End Use: Industrial machines, other
  • NAICS: 333613
  • USDA: 1

Freight Class: Transmission shafts and cranks, except camshafts and crankshafts

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