412021-8 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

412021-8: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, leg_length: 0.391 INCHES NOMINAL IN, thread_class: 3A ALL ENDS A, overall_length: 1.471 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION, connection_style: EXTERNAL SEAT FOR GASKET SEAL ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-191-5139, 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

412021-8

NSN: 4730-01-191-5139
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 00752 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORP DIV ANTENNA PRODUCTS (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY BODY
leg_length	0.391 INCHES NOMINAL IN
thread_class	3A ALL ENDS A
overall_length	1.471 INCHES NOMINAL IN
connection_type	THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION
connection_style	EXTERNAL SEAT FOR GASKET SEAL ALL ENDS
style_designator	MALE COUPLING HALF
surface_treatment	ANODIZE BODY
nominal_thread_size	0.562 INCHES ALL ENDS IN
quick_disconnect_method	PUSH-PULL ALL ENDS
thread_series_designator	UNF ALL ENDS
mating_end_identification	EATON CORP AIL DIV COUPLING HALF,QUICK DISCONNECT,PART NO. 412022-5
NSN	4730-01-191-5139

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-7413 MIL SPEC SINGLE TREATMENT RESPONSE BODY

•

CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL ALL ENDS

•

MATING END IDENTIFICATION: EATON CORP AIL DIV COUPLING HALF,QUICK DISCONNECT,PART NO. 412022-5

•

CONNECTION TYPE: THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION

•

STYLE DESIGNATOR: MALE COUPLING HALF

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6 T351AL FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8 T651 FED SPEC SINGLE MATERIAL RESPONSE BODY

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-7413 MIL SPEC SINGLE TREATMENT RESPONSE BODY
CONNECTION STYLE	EXTERNAL SEAT FOR GASKET SEAL ALL ENDS
MATING END IDENTIFICATION	EATON CORP AIL DIV COUPLING HALF,QUICK DISCONNECT,PART NO. 412022-5
CONNECTION TYPE	THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION
CONNECTION TYPE	EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
STYLE DESIGNATOR	MALE COUPLING HALF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 T351AL FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8 T651 FED SPEC SINGLE MATERIAL RESPONSE BODY
OVERALL LENGTH	1.471 INCHES NOMINAL IN
LEG LENGTH	0.391 INCHES NOMINAL IN
NOMINAL THREAD SIZE	0.562 INCHES ALL ENDS IN

SUBSTITUTES & CROSS-REFERENCES 1

412021Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 412021-8?

412021-8 is a COUPLING HALF,QUICK DISCONNECT.

What parts can replace 412021-8?

There is 1 known substitute for 412021-8: 412021. Substitute compatibility should be verified for your specific system.

What is the NSN for 412021-8?

412021-8 is cataloged in the U.S. Government catalog under NSN 4730-01-191-5139. This indicates validated use in U.S. government and defense supply chains.

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412021-8 — COUPLING HALF,QUICK DISCONNECT

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