MS21916-16-12 — REDUCER,BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

MS21916-16-12: REDUCER,BOSS.

The REDUCER,BOSS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, reducer_type: CONCENTRIC, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL BOSS ALL ENDS, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-844-3102, 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

MS21916-16-12

NSN: 4730-00-844-3102
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	STEEL OVERALL
reducer_type	CONCENTRIC
thread_class	3A ALL ENDS A
connection_type	THREADED EXTERNAL BOSS ALL ENDS
connection_style	EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
surface_treatment	CADMIUM OVERALL
nominal_thread_size	1.062 INCHES SECOND END IN
nominal_overall_length	1.750 INCHES IN
thread_quantity_per_inch	12 ALL ENDS
thread_series_designator	UNIFIED NATIONAL JOINT (UNJ) ALL ENDS
specification/standard_data	96906-MS21916 GOVERNMENT STANDARD
surface_treatment_document_and_classification	QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE
NSN	4730-00-844-3102

COMPONENT DIAGRAM

KEY FEATURES

•

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

•

CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS

•

NOMINAL OVERALL LENGTH: 1.750 INCHES IN

•

CONNECTION TYPE: THREADED EXTERNAL BOSS ALL ENDS

•

NOMINAL THREAD SIZE: 1.312 INCHES FIRST END IN

•

SPECIFICATION/STANDARD DATA: 96906-MS21916 GOVERNMENT STANDARD

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE
CONNECTION STYLE	EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
NOMINAL OVERALL LENGTH	1.750 INCHES IN
CONNECTION TYPE	THREADED EXTERNAL BOSS ALL ENDS
NOMINAL THREAD SIZE	1.312 INCHES FIRST END IN
NOMINAL THREAD SIZE	1.062 INCHES SECOND END IN
SPECIFICATION/STANDARD DATA	96906-MS21916 GOVERNMENT STANDARD
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	3A ALL ENDS A

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 1

AS21916Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS21916-16-12?

MS21916-16-12 is a REDUCER,BOSS.

What parts can replace MS21916-16-12?

There is 1 known substitute for MS21916-16-12: AS21916. Substitute compatibility should be verified for your specific system.

What is the NSN for MS21916-16-12?

MS21916-16-12 is cataloged in the U.S. Government catalog under NSN 4730-00-844-3102. This indicates validated use in U.S. government and defense supply chains.

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