Recoil Cylinder

6537430

6537430
(NSN) National Stock Number
1025-00-653-7430
Federal Supply Classification
1025 Over 150mm Through 200mm Guns
Item Name Code
21651
Schedule B Code
9305913010
Summary

Steel, aisi 4140 or steel, aisi 8640 body material, 6.125 inches nominal first end outside diameter, 4.850 inches nominal bore diameter, 6.125 inches nominal overall diameter, 1.500 inches nominal first end external thread length, 85.000 inches nominal compressed length

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
2 - - XX
Identification

A cylinder with component parts designed to cushion the backward motion of a cannon by springs or by the slow passage of air or fluid through holes in the piston when the gun is firing.

INC FIIG Concept Condition
21651 A34200 - 2
Specifications
Body Material
steel, aisi 4140 or steel, aisi 8640
Details The basic material of which the body is fabricated. please use mrc matt withisac coding for body in place of this discontinued mrc.
First End Outside Diameter
6.125 inches nominal
Details None.
Bore Diameter
4.850 inches nominal
Details The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
Overall Diameter
6.125 inches nominal
Details A measurement of the longest straight line across a circular cross-sectional plane.
First End External Thread Length
1.500 inches nominal
Details None.
Compressed Length
85.000 inches nominal
Details A measurement of the smallest length to which the item may be compressed,in distinction from width.
Extended Length
85.000 inches nominal
Details A measurement of the longest dimension of an item when it is in an extended position,in distinction from width.
First Piston Rod End Style
external threaded
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the first piston rod end.
First Piston Rod End Thread Series Designator
un
Details A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter on the first piston rod end.
First Piston Rod End Thread Diameter
5.750 inches nominal
Details The length of a straight line which passes through the center of the first piston rod end which would bound the crest of an external thread or the root of an internal thread.
First Piston Rod End Thread Quantity Per Inch
12
Details The number of screw threads on the first piston rod end per linear inch measured on a line parallel to the thread axis.
First Piston Rod End Thread Class
3a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread of the first piston rod end.
First Piston Rod End Thread Direction
right-hand
Details The direction of the first piston rod end thread when viewed axially. a right-hand thread winds in clockwise direction while a left-hand thread winds in a counterclockwise direction.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
72990 - M M
RVC WCC TCC SHC
- 685 Z 9

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Manufacturer
ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC
CAGE: 19204
ROCK ISLAND , IL , 61299-5000
UNITED STATES
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FAQs
Frequently asked questions for NSN 1025-00-653-7430
What is the NIIN of the NSN 1025-00-653-7430?
The National Item Identification Number (NIIN) of the NSN 1025-00-653-7430 is 00-653-7430
When the NSN 1025-00-653-7430 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 1025-00-653-7430 contain any precious metals?
Does not contain precious metal
Does the NSN 1025-00-653-7430 contain any hazardous material?
No data in HMIRS

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