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:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

RATING VARIABLE

WCC:

596

TCC:

SHC:

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