MS21911-6 — INJECTOR ASSEMBLY,FUEL

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

MS21911-6: INJECTOR ASSEMBLY,FUEL.

The INJECTOR ASSEMBLY,FUEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 12L14 OR STEEL COMP 1010 OVERALL, leg_length: 1.156 INCHES NOMINAL THIRD END IN, seat_angle: 12.0 DEGREES FIRST END, thread_class: 3A THIRD END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARELESS (TUBE) FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-278-8397, 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

MS21911-6

NSN: 4730-00-278-8397
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	STEEL COMP 12L14 OR STEEL COMP 1010 OVERALL
leg_length	1.156 INCHES NOMINAL THIRD END IN
seat_angle	12.0 DEGREES FIRST END
thread_class	3A THIRD END A
connection_type	THREADED EXTERNAL TUBE FIRST END
connection_style	FLARELESS (TUBE) FIRST END
surface_treatment	CADMIUM OR ZINC OVERALL
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size	0.562 INCHES FIRST END BULKHEAD IN
media_for_which_designed	AIR SECOND RESPONSE
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD
specification/standard_data	96906-MS21911 GOVERNMENT STANDARD
NSN	4730-00-278-8397

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2 CL 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL

•

CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) THIRD END

•

CONNECTION TYPE: THREADED EXTERNAL BOSS THIRD END

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66,CARBON STEEL,0.20 PERCENT MAX FED STD SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2 CL 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL
CONNECTION STYLE	EXTERNAL SEAT FOR GASKET SEAL (BOSS) THIRD END
CONNECTION STYLE	FLARELESS (TUBE) FIRST END
CONNECTION STYLE	GASKET SEAL (BOSS) SECOND END
CONNECTION TYPE	THREADED EXTERNAL BOSS THIRD END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED INTERNAL BOSS SECOND END
MATERIAL DOCUMENT AND CLASSIFICATION	66,CARBON STEEL,0.20 PERCENT MAX FED STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES FIRST END IN
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

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

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 3

AS18280Reference document

Same NSN cross-reference

Reference document — Secondary reference

SAE-AS18280Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

AS21911-6Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS21911-6?

MS21911-6 is a INJECTOR ASSEMBLY,FUEL.

What parts can replace MS21911-6?

There are 3 known substitutes for MS21911-6: AS18280, SAE-AS18280, AS21911-6. Substitute compatibility should be verified for your specific system.

What is the NSN for MS21911-6?

MS21911-6 is cataloged in the U.S. Government catalog under NSN 4730-00-278-8397. This indicates validated use in U.S. government and defense supply chains.

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