Model: 2643-670-01-38CP

Packing Retainer

Properties:

Cross Sectional Shape
Square
Cross-sectional Thickness
Between 0.031 inches and 0.036 inches
Cross-sectional Height
Between 0.093 inches and 0.108 inches
Distance Between Ends
Between 0.062 inches and 0.188 inches
Center Hole Diameter
1.500 inches
Peripheral Diameter
1.870 inches
End Application
Valve, ball, 2.500 ips
Joint Type
Scarf-butt retainer
Angle
Between 25.0 degrees and 35.0 degrees
Criticality Code Justification
Zzzy
Material
Plastic polytetrafluoroethylene
Material Specification
Sae-as8791 national specification single material response
Departure From Cited Document
Cleaning, packaging, and marking iaw mil-std-1330d
Reference Number Differentiating Characteristics
Cleaning, packaging, and marking iaw mil-std-1330d.
NSN
5330-01-549-4741
Part Number
2643-670-01-38CP
Description
Retainer,packing
CAGE
03950

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 2643-670-01-38CP NSN 5330-01-549-4741

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:
A
ESD:
A
MMAC:
CRITL:
S

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:
ZZ
LVL_A:
Z
LVL_B:
Z

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
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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