Model: 21388-437

Grooved Clamp Coupling

Properties:

Cross Sectional Shape
Grooved retainer
Inside Diameter
4.375 inches
Tempurature Rating
Not rated
Retainer Thickness
0.020 inches
Maximum Load Rating
Not rated
Latch Style
Single
Nut Type
Self-locking hexagon
Segment Quantity
2
Sealing Inner Liner
Not included
Retainer Width
Between 1.490 inches and 1.510 inches
Root Width
Between 0.843 inches and 0.854 inches
Band Thickness
Any acceptable
Band Width
Any acceptable
Material And Location
Steel bolt
Material And Location
Steel nut
Material And Location
Steel, mil-s-5059, type 301, 1/4 hard band
Height
Between 0.120 inches and 0.140 inches
Shape
Round
NSN
5342-00-585-2333
Part Number
21388-437
Description
Coupling,clamp,grooved
CAGE
00624

A metal loop having either a v or u cross section or channelled segment(s). It may be attached to a flat band. It is designed to create a fluid tight joint and/or connect pipe, tubing, tank cover(s), duct(s) and the like, by mating with flanged or beaded ferrule(s), flared, or beaded ends. It may or may not have a sealing inner liner. A latch or latches of the quick coupling type, nut or bolt type, or threaded trunnion type is (are) used to lock and adjust the band. Excludes coupling, clamp, pipe and ring, locking, metal drum cover.

Part 21388-437 NSN 5342-00-585-2333

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
20319
FIIG:
A25400
Concept No.:
App. Key:
A
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:
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:
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:
105200
UFC:
54160
LTL:
50.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 9803200000
  • SITC: 93100
  • End Use: Military apparel and footwear
  • NAICS: 990000
  • USDA: 1

Freight Class: Military equipments not identified by kind

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