Model: 61-1049

Externally Relieved Body Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.188 inches and 0.250 inches
Fastener Length
0.938 inches
Head Style
Knurled no. 1
Head Diameter
0.500 inches
Head Height
0.156 inches
Hole Diameter
0.052 inches
First Diameter From Head
Between 0.186 inches and 0.188 inches
Second Diameter From Head
0.156 inches
Third Diameter From Head
Between 0.186 inches and 0.188 inches
Fourth Diameter From Head
0.145 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.563 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
0.594 inches
Distance From Largest Bearing Surface Of Head To End Of Third Diameter
0.625 inches
Distance From Largest Bearing Surface Of Head To End Of Fourth Diameter
0.688 inches
Internal Drive Style
Slot
Thread Diameter
0.190 inches
Hole Quantity
1
Hole Type
Drilled
Thready Qty Per Inch (tpi)
32
Hole Configuration Style
Round
Externally Relieved Body Diameter Quantity
4
Material
Steel comp 303
Material Specification
66 federal standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-s-5002 military specification single treatment response
Thread Series Designator
Unf
NSN
5305-00-140-8460
Part Number
61-1049
Description
Screw,externally Relieved Body
CAGE
02024

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 61-1049 NSN 5305-00-140-8460

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
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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