Technical Specifications of NSN
Cubic Measure:
0.002 cubic feet
Fragility Factor:
Moderately rugged
End Application:
6520-00-139-1246
Storage Facility:
Preferred ground level unheated warehouse general purpose
Part Name Assigned By Controlling Agency:
Valve assembly air compressor round e.I. Nsn6520001391246
Functional Description:
Inlet-outlet reed valve for compressor cylinders
Unit Of Issue Cube:
0.001 cubic feet
General Description:
Round, steel plate 3.875 in. Dia; 0.312 in. Height; two 0.187 in. Diameter spring alignment pins, located 0.437 in. From od; two reed valves mounted on a graphite covered glass fiber and rubber compositon gasket; four mounting holes 0.281 in. Dia
Purchase Description Identification:
53542-89128
Item Name:
Valve Assembly,air Compressor
Other Related Parts
No other part numbers with same form, fit, and function found.
Part Materials
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
Packaging & Shipping
Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
Freight Classification
NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
Dept. of the Army 
Dept. of the Navy