Model: 4006387-56

Ring Spacer

Special Features:

Hardness rating applicable to ams 5643 material only

Properties:

Inside Diameter
Between 0.250 inches and 0.255 inches
Outside Diameter
Between 0.315 inches and 0.320 inches
Overall Thickness
Between 0.019 inches and 0.021 inches
Hardness Rating
28.0 rockwell c
Surface Finish
32.0 microinches left side
Surface Finish
32.0 microinches right side
Surface Finish
63.0 microinches bore
Surface Finish
63.0 microinches largest outside diameter
Material
Steel comp 630 or steel comp 1137
Material Specification
Ams 5643 assn standard 1st material response or astm a109, t1, finish 2 assn standard 2nd material response
Surface Treatment
Passivate or oxide
Surface Treatment Specification
Qq-p-35 federal specification 1st treatment response or mil-c-13924, class 1 military specification 2nd treatment response
NSN
5365-00-377-0942
Part Number
4006387-56
Description
Spacer,ring
CAGE
07187

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

Part 4006387-56 NSN 5365-00-377-0942

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
24307
FIIG:
A07000
Concept No.:
App. Key:
AD
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:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
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: 7326908595
  • SITC: 69969
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of iron or steel not wire nesoi

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