Model: 391-0481-004

Stepped Spacer

Special Features:

Four slots on flange 0.187 in. W equally spaced

Properties:

Overall Length
Between 0.401 inches and 0.406 inches
Body Outside Diameter
2.062 inches
Body Inside Diameter
1.1234 inches
First Left Counterbore Depth
Between 0.031 inches and 0.036 inches
Second Right Step Width
0.221 inches
First Left Counterbore Inside Diameter
1.875 inches
Second Right Step Outside Diameter
1.432 inches
Material
Copper alloy 932
Material Specification
Sae 660 assn standard single material response
Style Designator
Stepped spacer
NSN
5365-00-432-4269
Part Number
391-0481-004
Description
Spacer,stepped
CAGE

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The length must exceed 25 percent of the outside diameter or distance across peripheral flats. (when the length, outside diameter, and/or distance across peripheral flats are designated as a tolerance, the maximum dimension will be used to determine compliance.) it must have one or more internal steps (counterbores) and/or external steps on either or both bearing surfaces. Excludes spacer, optical element. See also washer, recessed and washer, shouldered and recessed.

Part 391-0481-004 NSN 5365-00-432-4269

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22262
FIIG:
A07000
Concept No.:
App. Key:
AE
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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
772
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7415290000
  • SITC: 69432
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Copper screws, nuts, bolts, rivets, and other fasteners not threaded

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