Model: 900999-6872

Thumbscrew

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.470 inches and 0.530 inches
Fastener Length
Between 0.470 inches and 0.530 inches
Head Style
Knurled no. 1
Head Diameter
Between 0.360 inches and 0.390 inches
Head Height
Between 1.470 inches and 1.530 inches
Point Style
Pointless
Thread Diameter
0.164 inches
Thready Qty Per Inch (tpi)
32
Part Name Assigned By Controlling Agency
Navy special project
Material
Aluminum alloy 2024
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625 type 2 military specification single treatment response
Thread Series Designator
Unc
NSN
5305-00-978-8000
Part Number
900999-6872
Description
Thumbscrew
CAGE

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

Part 900999-6872 NSN 5305-00-978-8000

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06673
FIIG:
A003B0
Concept No.:
App. Key:
SR
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: 7616106000
  • SITC: 69440
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Threaded fasteners of aluminum

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