Model: 254844 PC 14

Valve Stem Guide

Special Features:

Next higher assembly p/n 254844, manifold 3/4 stop check distilling system. Material is qq-c-390, alloy d5. Shoulder is hex shaped.

Properties:

Overall Length
0.875 inches
Outside Diameter
1.000 inches
Bore Diameter
0.5010 inches
End Application
Used on ssn 688 class without change from the manifold used on ssn 837 class. Further shock qualification not required.
Major Diameter Length
0.188 inches
Bb End Chamfer Length
0.062 inches
Bb End Chamfer Angle In Deg
45.0
Bb End Radius
0.125 inches
Shoulder First Fillet Radius
0.062 inches
Part Name Assigned By Controlling Agency
Sleeve
Material
Copper alloy
Material
Copper alloy
Style Designator
Plain flanged
NSN
4820-01-487-8388
Part Number
254844 PC 14
Description
Guide,valve Stem
CAGE
43689

A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.

Part 254844 PC 14 NSN 4820-01-487-8388

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32562
FIIG:
T267-E
Concept No.:
App. Key:
EA
Cond. Code:
2
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:
ESD:
MMAC:
CRITL:
X

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi

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