Model: 20141 PC 11B

Valve Stem Guide

Special Features:

Materialspec: astm a479 type 416; length 3", actuating end diameter 1.250 with 7/8-16 un-2b threads, opposite end diameter 2.0 with 1-3/8-12 unf threads. Major diameter length 1.250 inches. Style would be plain tapered. This piece connects the upper stem and the lower stem.

Properties:

Counterbore Diameter
1.438 inches
Counterbore Depth
0.188 inches
Bore Diameter
1.3120 inches
End Application
Safety relief valve, p/n 20141; w/s nuclear reactor boundary area
Counterbore Location
Aa end
Bore Counterbore
Included
Part Name Assigned By Controlling Agency
Retainer
Material
Steel, corrosion resisting
Material
Stainless steel
NSN
4820-01-530-0089
Part Number
20141 PC 11B
Description
Guide,valve Stem
CAGE
15187

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 20141 PC 11B NSN 4820-01-530-0089

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:
1.0000lbs
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:
127200
UFC:
64480
LTL:
85.0
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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