Model: B1867BC040400

Machine Screw

Properties:

Thread Direction
Right-hand
Thread Length
38.0 millimeters
Fastener Length
40.0 millimeters
Head Style
Pan
Head Diameter
Between 7.6 millimeters and 8.0 millimeters
Head Height
Between 2.8 millimeters and 3.1 millimeters
Internal Drive Style
Cross recess type 1
End Application
1025-01-445-0991, 155mm howitzer, medium, towed
Thread Diameter
4.0 millimeters
Thread Pitch In Millimeters
0.7
External Thread Tolerance Class
6h
Part Name Assigned By Controlling Agency
Screw, machine; cross recessed pan head
Screw Material
Steel property class 9.8
Screw Surface Treatment
Zinc and chromate
Screw Surface Treatment Specification
Astm b633.Ty2 assn standard single treatment response
Thread Series Designator
M
NSN
5305-01-559-4738
Part Number
B1867BC040400
Description
Screw,machine
CAGE
80204

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 B1867BC040400 NSN 5305-01-559-4738

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
72E
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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