Model: 391/850

Valve Tappet Adjusting Screw

Properties:

End Application

Paxman diesel engine

Criticality Code Justification

Agav

Part Name Assigned By Controlling Agency

Screw, adjusting

NSN

2815-01-551-1634

Part Number

391/850

Description

Screw,adjusting,valve Tappet

CAGE

5P630

An externally threaded screw-like device with a hexagon, square, slotted or any other type drive end. The other end may have a spherical ball, socket or other type of machined surface. It may have a concentric hole along the longitudinal centerline and a hole perpendicular to the axis joining the concentric hole for lubrication. It is specifically designed to be used as a means for adjusting engine poppet valve tappet clearances and may be furnished with a lock nut.

Part 391/850 NSN 2815-01-551-1634

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

33266

FIIG:

T267-M

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:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

120800

UFC:

61410

LTL:

RATING VARIABLE

LCL:

WCC:

590

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8409998000
SITC: 71392
End Use: Industrial engines
NAICS: 333618
USDA: 1

Freight Class: Parts for compression-ignition internal combustion piston engines (diesel), nesoi