Model: SMB537198

Externally Relieved Body Screw

Special Features:

Cone point 90 degrees of angle

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.172 inches
Fastener Length
0.562 inches
Head Style
Watertight
Head Diameter
Between 0.473 inches and 0.492 inches
Head Height
Between 0.165 inches and 0.175 inches
First Diameter From Head
0.220 inches
Second Diameter From Head
0.206 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.093 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
0.265 inches
Internal Drive Style
Slot
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Externally Relieved Body Diameter Quantity
1
Material
Copper alloy 360
Material Specification
Qq-b-626, 1/2 h federal specification single material response
Surface Treatment
Nickel
Surface Treatment Specification
Qq-n-290 type 5 federal specification single treatment response
Thread Series Designator
Unf
NSN
5305-00-878-9752
Part Number
SMB537198
Description
Screw,externally Relieved Body
CAGE
80063

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also bolt, externally relieved body and bolt, internal wrenching.

Part SMB537198 NSN 5305-00-878-9752

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01852
FIIG:
A003B0
Concept No.:
App. Key:
SE
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
096630
UFC:
50590
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7415338550
  • SITC: 69433
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Other copper screws (not for wood) bolts and nuts

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