Model: MILSTD421CHAIN120-1RC

Roller Chain

Properties:

Effective Length
6.0000 feet
First Chain Link Plate Width
1.425 inches
First Chain Link Width Between Plates
1.0000 inches
Second Chain Link Plate Width
1.425 inches
Second Chain Link Width Between Plates
1.0000 inches
Link Plate Width At Pin End
1.230 inches
Link Plate Thickness
0.1870 inches
Link Roller Diameter
0.8750 inches
Link Pin Diameter
0.4370 inches
Material
Steel
Nondefinitive Specification/std Data
Chain no. 120-1rc
NSN
3020-00-288-2631
Part Number
MILSTD421CHAIN120-1RC
Description
Chain,roller
CAGE
96906

A flexible mechanical device consisting of one or more rows of links used for conveying or power transmission. The link side plates are flat or offset and are spaced apart by rollers, bushings and/or pins. The chain mates with a sprocket with an articulating action. The non-rotating bushing type chain is limited to that designated by the american national standards institute as "roller chain". Excludes chain, block.

Part MILSTD421CHAIN120-1RC NSN 3020-00-288-2631

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04457
FIIG:
A23500
Concept No.:
App. Key:
B
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 7315110000
  • SITC: 74831
  • End Use: Finished metal shapes
  • NAICS: 332618
  • USDA: 1

Freight Class: Roller chain of iron or steel

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