Model: M3854-1

Check Valve

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Connection Style
Plain (screw-in cartridge) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
0.188 inches all ends
Criticality Code Justification
Zzzy
Part Name Assigned By Controlling Agency
1/4 inch inline check valve inline union end 4500 psi
Material
Rubber polymethylene-perfluoroalkylene class fkm seat
Material
Steel comp 304 body lining
Material
Steel comp 316 body
Material
Steel comp 316 flow control device
Style Designator
Straight thru
Thread Series Designator
Un all ends
Reference Number Differentiating Characteristics
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level 1 items.
NSN
4820-01-607-6410
Part Number
M3854-1
Description
Valve,check
CAGE
71905

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part M3854-1 NSN 4820-01-607-6410

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
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:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
S

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: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of steel

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