Model: N-881 PIECE 20

Packing Retainer

Properties:

Cross Sectional Shape
Square
Cross-sectional Thickness
Between 0.025 inches and 0.029 inches
Distance Between Ends
Between 0.032 inches and 0.078 inches
Center Hole Diameter
0.562 inches
Peripheral Diameter
0.738 inches
Joint Type
Scarf-butt retainer
Angle
Between 25.0 degrees and 35.0 degrees
Material
Plastic polytetrafluoroethylene
Material Specification
Sae-as8791 national specification single material response
Reference Number Differentiating Characteristics
Requires special cleaning and packaging for oxygen/nitrogen service
NSN
5330-01-237-9397
Part Number
N-881 PIECE 20
Description
Retainer,packing
CAGE
26505

An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.

Part N-881 PIECE 20 NSN 5330-01-237-9397

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13706
FIIG:
A032A0
Concept No.:
App. Key:
AF
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
RATING VARIABLE
WCC:
596
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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