Model: AT 20912

Packing With Retainer
Description:

0.464 inches outside diameter, 0.046 inches retainer thickness, one-piece construction, aluminum alloy 7075 retainer material, qq-a-250/12 t6 fed spec single material response retainer material document and classification.

Properties:

Outside Diameter
Between 0.464 inches and 0.474 inches
Retainer Thickness
Between 0.046 inches and 0.056 inches
Packing Ring Cross-sectional Diameter
Between 0.069 inches and 0.101 inches
Packing Inside Diameter
0.190 inches
Construction
One-piece
Material
Aluminum alloy 7075 retainer
Material
Rubber butadiene-acrylonitrile class nbr packing
Material Specification
Qq-a-250/12 t6 federal specification single material response retainer
Surface Treatment
Anodize retainer
Surface Treatment Specification
Mil-a-8625 type 2, cl 1 military specification single treatment response retainer
NSN
5330-00-007-3288
Part Number
AT 20912
Description
Packing With Retainer
CAGE
D9182

An item composed of a compressible nonmetallic ring which may be loosely fitted into a noncompressible retaining ring, or may be of one piece construction with the compressible ring molded and/or mechanically connected to the retainer. It is specifically designed to form a fluid tight seal when compressed by a packing nut, gland, etc., between fixed surfaces and a cylindrical item passing through it. Excludes seal, plain, encased.

Part AT 20912 NSN 5330-00-007-3288

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05680
FIIG:
A032A0
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:
P
PMIC:
U
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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
013120
UFC:
05380
LTL:
100.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 3926904500
  • SITC: 89399
  • End Use: Other industrial supplies
  • NAICS: 339991
  • USDA: 1

Freight Class: Gaskets,washers & other seals

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