Model: MS51957-012

Machine Screw

Special Features:

Material is type 302 or type 304 or type 304l or type 305 or type 316 or tpe 316l or type 384 or type xm-7 corrosion resistant steel

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.188 inches
Fastener Length
0.188 inches
Head Style
Pan
Head Diameter
Between 0.2050 inches and 0.2190 inches
Head Height
Between 0.0700 inches and 0.0800 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.1120 inches
Thready Qty Per Inch (tpi)
40
Screw Material
Stainless steel
Screw Material Specification
Per sae-ams-qq-s-763 assn standard single material response
Screw Surface Treatment
Passivate or oxide
Screw Surface Treatment Specification
Per sae-ams2700 assn standard single treatment response
Thread Series Designator
Unc
NSN
5305-01-628-9455
Part Number
MS51957-012
Description
Screw,machine
CAGE
80205

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 MS51957-012 NSN 5305-01-628-9455

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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