Model: 112278-S-31-SLDS-MOD PHILLIPS H

Machine Screw

Special Features:

Self locking device, modified phillips head

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.985 inches and 1.015 inches
Fastener Length
Between 0.985 inches and 1.015 inches
Head Style
Modified pan
Head Diameter
Between 0.195 inches and 0.225 inches
Head Height
Between 0.050 inches and 0.080 inches
Spline Width
Between 0.020 inches and 0.050 inches
Locking Feature
Strip
Internal Drive Style
Slot
Thread Diameter
0.112 inches
Nonstandard Thread Pitch Diameter
+0.0925/+0.0950 inches
Thready Qty Per Inch (tpi)
40
Part Name Assigned By Controlling Agency
Slotted pan head machine screw
Screw Material
Steel comp 1018
Locking Feature Material
Plastic polyamide
Screw Material Specification
Ast-108 assn standard single material response
Locking Feature Material Specification
Mil-f-18240, ifi124, 125 military specification single material response
Screw Surface Treatment
Zinc
Screw Surface Treatment Specification
Astmb633/85type1-classfe/zn5-sc-1 assn standard single treatment response
Color
Natural
Thread Series Designator
Unc
NSN
5305-01-469-8910
Part Number
112278-S-31-SLDS-MOD PHILLIPS H
Description
Screw,machine
CAGE

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

Part 112278-S-31-SLDS-MOD PHILLIPS H NSN 5305-01-469-8910

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
Concept No.:
App. Key:
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:
A
ESD:
A
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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