Model: LO1518

Shoulder Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.090 inches and 0.110 inches
Fastener Length
4.000 inches
Head Style
Button
Head Diameter
Between 0.853 inches and 0.875 inches
Head Height
Between 0.365 inches and 0.375 inches
Shoulder Diameter
0.621 inches fastener and 0.623 inches fastener
Shoulder Diameter
0.621 inches and 0.623 inches
Shoulder Length
3.245 inches grip and 3.250 inches grip
Hole Diameter
Between 0.061 inches and 0.067 inches
Internal Drive Style
Hexagon
Thread Diameter
0.500 inches
Width Across Flats
Between 0.312 inches and 0.316 inches
Hole Quantity
1
Hole Type
Drilled
Thready Qty Per Inch (tpi)
13
Hole Configuration Style
Round
Criticality Code Justification
Zzzy
Shoulder Shape
Round grip
Material
Steel uns k03104
Material Specification
Astm a 574 assn standard single material response
Thread Series Designator
Unc
Reference Number Differentiating Characteristics
As differentiated by material which must conform to ships parts control center special quality control provisions
NSN
5305-01-390-1907
Part Number
LO1518
Description
Screw,shoulder
CAGE
16236

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 LO1518 NSN 5305-01-390-1907

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:
S

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.4000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
51
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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