Model: PFW-375

Recessed Washer

Special Features:

Od beveled 0.030 in. By 45 deg, washer cyanide hardened 0.005 to 0.008 in. Deep

Properties:

Hole Diameter
Between 0.396 inches and 0.416 inches
Outside Diameter
0.875 inches
Material Thickness
Between 0.146 inches and 0.166 inches
Top Recess Diameter
Between 0.488 inches and 0.508 inches
Bottom Recess Angle
90.0 degrees
Top Recess Angle
90.0 degrees
Criticality Code Justification
Zzzw
Bottom Recess Diameter
Between 0.488 inches and 0.508 inches
Color
Black
Material
Steel
Material Specification
Aisi 12l14 assn standard single material response
Surface Treatment
Oxide film
Style Designator
Recessed both sides
Departure From Cited Document
As differentiated by special quality control testing for mk 48 torpedo
NSN
5310-01-031-8375
Part Number
PFW-375
Description
Washer,recessed
CAGE
94882

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

Part PFW-375 NSN 5310-01-031-8375

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
Concept No.:
1
App. Key:
A
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:
U
ESD:
ESD:
MMAC:
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194160
UFC:
55210
LTL:
50.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318220000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Washers other than lock washers, iron or steel

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