B312001098-1

Recessed Washer

NSN 5310-00-241-0093

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
002410093

Product Technical Spec.

Hole Diameter:
Between 0.229 inches and 0.239 inches
Outside Diameter:
0.500 inches
Recess Diameter:
Between 0.276 inches and 0.286 inches
Material Thickness:
0.156 inches
Recess Angle:
Between 79.5 degrees and 80.5 degrees
Surface Finish:
32.0 microinches bottom
Surface Finish:
32.0 microinches top
Part Name Assigned By Controlling Agency:
Navy special project
Material:
Aluminum alloy 6061
Material Specification:
Qq-a-225/8, t651 federal specification single material response
Surface Treatment:
Anodize
Surface Treatment Specification:
Mil-a-8625 type 3 class 1 military specification single treatment response
Style Designator:
15 recessed
Style Designator:
Recessed
NSN:
5310-00-241-0093
Item Name:
Washer,counter
Cage Code:
88818

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
B312001098-1
Cage Code:
14804
RNCC:
C
RNVC:
1
RNAAC:
KE
Status:
A
MSDS:
SADC:
AC

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

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:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Counter Washer"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 7616108000
  • SITC: 69440
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Cotters, cotter-pins, washers and similar articles, of aluminum


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