Model: 1C9894-1

Shoulder Screw

Special Features:

Grove 0.850 inches from head. 0.095 inches long and 0.190 dia; and a 60degree cone point, 0.164 inches long from the threaded end

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.444 inches
Fastener Length
6.188 inches
Head Style
Hexagon
Head Height
Between 0.115 inches and 0.135 inches
Width Between Flats
0.375 inches
Shoulder Diameter
0.185 inches third shoulder and 0.190 inches third shoulder
Shoulder Diameter
0.200 inches second shoulder and 0.205 inches second shoulder
Shoulder Diameter
0.245 inches first shoulder and 0.255 inches first shoulder
Shoulder Length
0.021 inches third shoulder and 0.026 inches third shoulder
Shoulder Length
4.195 inches second shoulder and 4.200 inches second shoulder
Shoulder Length
1.115 inches first shoulder and 1.120 inches first shoulder
Internal Drive Style
W/o internal drive
End Application
Pacer dawn
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Shoulder Shape
Round all shoulders
Material
Steel comp 630
Material Specification
Ams5643 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072-e300 military specification all treatment responses
Thread Series Designator
Unf
Fsc Application Data
Idf blanker mounting
NSN
5305-01-381-6320
Part Number
1C9894-1
Description
Screw,shoulder
CAGE
97953

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

Part 1C9894-1 NSN 5305-01-381-6320

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22846
FIIG:
A003B0
Concept No.:
App. Key:
SL
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: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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