Model: 2552-0918

Barrel Self-locking Nut

Properties:

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Tempurature Rating

250.0 degrees fahrenheit

Features Provided

Floating nut

Hardness Rating

Between 29.0 rockwell c and 35.0 rockwell c

Material

Plastic locking insert

Material

Steel comp 4130 nut

Material Specification

Aisi assn standard single material response nut

Surface Treatment

Cadmium nut

Surface Treatment Specification

Qq-p-416, type 1, cl 3 federal specification single treatment response nut

NSN

5310-00-232-4556

Part Number

2552-0918

Description

Nut,self-locking,barrel

CAGE

019L2

A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, round.

Part 2552-0918 NSN 5310-00-232-4556

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15891

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel