21C439-020 — COUPLING,CLAMP,GROOVED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

21C439-020: COUPLING,CLAMP,GROOVED.

The COUPLING,CLAMP,GROOVED is a the manufacturer industrial component. Key specifications include shape: ROUND, height: 0.218 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, nut_type: SELF-LOCKING HEXAGON, band_width: 0.625 INCHES NOMINAL IN, root_width: 0.156 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5342-00-931-8564, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

21C439-020

NSN: 5342-00-931-8564
FSC: 5342 — Hardware, Weapon System
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)

SPECIFICATIONS

shape	ROUND
height	0.218 INCHES NOMINAL IN
material	STEEL CORROSION RESISTING OVERALL
nut_type	SELF-LOCKING HEXAGON
band_width	0.625 INCHES NOMINAL IN
root_width	0.156 INCHES NOMINAL IN
latch_style	SINGLE
band_thickness	0.025 INCHES NOMINAL IN
retainer_width	0.500 INCHES NOMINAL IN
inside_diameter	19.250 INCHES NOMINAL IN
segment_quantity	4
surface_treatment	PASSIVATE OVERALL
NSN	5342-00-931-8564

COMPONENT DIAGRAM

KEY FEATURES

•

INCLUDED ANGLE IN DEG: 40.0

•

BAND WIDTH: 0.625 INCHES NOMINAL IN

•

ROOT WIDTH: 0.156 INCHES NOMINAL IN

•

RETAINER WIDTH: 0.500 INCHES NOMINAL IN

•

SHAPE: ROUND

•

CROSS-SECTIONAL SHAPE STYLE: GROOVED RETAINER

•

BAND THICKNESS: 0.025 INCHES NOMINAL IN

•

SEALING INNER LINER: NOT INCLUDED

TECHNICAL CHARACTERISTICS

INCLUDED ANGLE IN DEG	40.0
BAND WIDTH	0.625 INCHES NOMINAL IN
ROOT WIDTH	0.156 INCHES NOMINAL IN
RETAINER WIDTH	0.500 INCHES NOMINAL IN
SHAPE	ROUND
CROSS-SECTIONAL SHAPE STYLE	GROOVED RETAINER
BAND THICKNESS	0.025 INCHES NOMINAL IN
SEALING INNER LINER	NOT INCLUDED
RETAINER THICKNESS	0.032 INCHES NOMINAL IN
INSIDE DIAMETER	19.250 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5342 — Hardware, Weapon System

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5342-00-001-1696 5342-00-001-1972 5342-00-001-1980 5342-00-001-2492 5342-00-001-2502 5342-00-001-3915 5342-00-001-4001 5342-00-001-4655

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 21C439-020?

21C439-020 is a COUPLING,CLAMP,GROOVED.

What is the NSN for 21C439-020?

21C439-020 is cataloged in the U.S. Government catalog under NSN 5342-00-931-8564. This indicates validated use in U.S. government and defense supply chains.

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21C439-020 — COUPLING,CLAMP,GROOVED

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