Model: 577623

Externally Relieved Body Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.190 inches and 0.215 inches
Fastener Length
Between 0.463 inches and 0.493 inches
Head Style
Flat chamfer
Head Diameter
Between 0.220 inches and 0.230 inches
Head Height
Between 0.082 inches and 0.107 inches
Shank Unthreaded Hole Diameter
0.035 inches first hole and 0.040 inches first hole
First Diameter From Head
Between 0.160 inches and 0.170 inches
Second Diameter From Head
Between 0.320 inches and 0.330 inches
Third Diameter From Head
Between 0.108 inches and 0.112 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.065 inches and 0.075 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
Between 0.103 inches and 0.118 inches
Distance From Largest Bearing Surface Of Head To End Of Third Diameter
Between 0.263 inches and 0.288 inches
Internal Drive Style
Slot
Thread Diameter
0.164 inches
Thready Qty Per Inch (tpi)
32
Distance From Head Largest Bearing Surface To Shank Hole Center
0.033 inches first hole and 0.038 inches first hole
Externally Relieved Body Diameter Quantity
3
Material
Steel comp 410 or steel comp 303
Thread Series Designator
Unc
NSN
5305-00-979-7815
Part Number
577623
Description
Screw,externally Relieved Body
CAGE
73030

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 577623 NSN 5305-00-979-7815

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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
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:
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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