The COUPLING,BOSS is a the manufacturer industrial component. Key specifications include thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL BOSS ALL ENDS, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END, style_designator: RIGID, CENTER WRENCHING FACILITY, surface_treatment: CADMIUM OR ZINC OVERALL, nominal_thread_size: 0.375 INCHES ALL ENDS IN. This part is cataloged in the U.S.
Government catalog under NSN 4730-01-236-7173, 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
R27139
NSN:4730-01-236-7173 FSC:4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings CAGE:75160 — DEERE & CO (USA)
SPECIFICATIONS
thread_class
2A ALL ENDS A
connection_type
THREADED EXTERNAL BOSS ALL ENDS
connection_style
EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
style_designator
RIGID, CENTER WRENCHING FACILITY
surface_treatment
CADMIUM OR ZINC OVERALL
nominal_thread_size
0.375 INCHES ALL ENDS IN
nominal_overall_length
1.031 INCHES IN
thread_series_designator
UNF ALL ENDS
NSN
4730-01-236-7173
COMPONENT DIAGRAM
KEY FEATURES
•
CONNECTION STYLE: FLARED W/ GASKET SEAL (BOSS) FIRST END
•
NOMINAL OVERALL LENGTH: 1.031 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL BOSS ALL ENDS
•
STYLE DESIGNATOR: RIGID, CENTER WRENCHING FACILITY
•
NOMINAL THREAD SIZE: 0.375 INCHES ALL ENDS IN
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
THREAD CLASS: 2A ALL ENDS A
TECHNICAL CHARACTERISTICS
CONNECTION STYLE
FLARED W/ GASKET SEAL (BOSS) FIRST END
CONNECTION STYLE
EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
NOMINAL OVERALL LENGTH
1.031 INCHES IN
CONNECTION TYPE
THREADED EXTERNAL BOSS ALL ENDS
STYLE DESIGNATOR
RIGID, CENTER WRENCHING FACILITY
NOMINAL THREAD SIZE
0.375 INCHES ALL ENDS IN
SURFACE TREATMENT
CADMIUM OR ZINC OVERALL
THREAD CLASS
2A ALL ENDS A
THREAD SERIES DESIGNATOR
UNF ALL ENDS
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.
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FREQUENTLY ASKED QUESTIONS
What is R27139?
R27139 is a COUPLING,BOSS.
What is the NSN for R27139?
R27139 is cataloged in the U.S. Government catalog under NSN 4730-01-236-7173. This indicates validated use in U.S. government and defense supply chains.
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