Model: B1894

Aircraft Propeller Hub Nut

Properties:

General Description
Steel, spec data, sae, 4130, 4135 or 4140, no type designator; cadmium plated finish; shaft no. 40; thd data, 2 5/16 /2.312/ in-12 nom size designation, nonstandard, class 4b thd or class 4 fit, 0.750 in. Lg; dim. Data, 2.344 in. Id unthreaded portion, 2.900 in. Od at hub end, 2.740 in. Od at forward end, 1.920 in. H o/a, 0.4375 in. Diameter wrenching holes
NSN
1610-00-256-1632
Part Number
B1894
Description
Nut,aircraft Propeller Hub
CAGE
24692

A nut designed to mate with the threaded propeller shaft or crankshaft of an aircraft engine to retain the propeller hub. It is cylindrical in shape and has holes in the periphery for wrenching.

Part B1894 NSN 1610-00-256-1632

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
19337
FIIG:
A23900
Concept No.:
1
App. Key:
A
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

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Schedule B and Export
  • Schedule B: 8803100060
  • SITC: 79291
  • End Use: Parts for military-type goods
  • NAICS: 336413
  • USDA: 1

Freight Class: Propellers and rotors and parts thereof, for use in military aircraft

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