Model: 803-6397434-X21XXX-034

Machine Screw

Special Features:

50 valve size

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.138 inches and 0.188 inches
Fastener Length
0.188 inches
Head Style
Pan no. 2
Head Diameter
Between 0.205 inches and 0.210 inches
Head Height
Between 0.058 inches and 0.068 inches
Locking Feature
Patch
Internal Drive Style
Slot
End Application
Valve assembly. & dets-globe
Thread Diameter
0.164 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
80000 pounds per square inch
Screw Material
Nickel alloy 400
Locking Feature Material
Plastic polyamide
Screw Material Specification
Qq-n-281 federal specification single material response
Locking Feature Material Specification
Mil-f-18240 military specification single material response
Thread Series Designator
Unc
NSN
5305-01-537-0030
Part Number
803-6397434-X21XXX-034
Description
Screw,machine
CAGE
53711

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 803-6397434-X21XXX-034 NSN 5305-01-537-0030

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

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: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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