Model: 21388C-550

Grooved Clamp Coupling

Properties:

Cross Sectional Shape
Grooved retainer
Inside Diameter
5.500 inches
Retainer Thickness
0.020 inches
Latch Style
Single
Nut Type
Plain extended washer hexagon
Segment Quantity
1
Sealing Inner Liner
Not included
Retainer Width
1.500 inches
Root Width
0.644 inches
Band Thickness
0.020 inches
Band Width
0.750 inches
Material And Location
Steel, mil-s-5059, type 301, 1/4 hard band
Material And Location
Steel, mil-s-5059, type 302, annealed inner liner
Material And Location
Steel, mil-s-5059, type 302, annealed trunnion
Surface Treatment And Location
Passivated, mil-std-171 band
Surface Treatment And Location
Passivated, mil-std-171 trunnion
Height
0.130 inches
Shape
Round
NSN
5342-00-232-8290
Part Number
21388C-550
Description
Coupling,clamp,grooved
CAGE
98897

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 21388C-550 NSN 5342-00-232-8290

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:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
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:
013120
UFC:
05380
LTL:
100.0
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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