The ELBOW,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, flow_angle: 90.0 DEGREES, leg_length: 0.875 INCHES NOMINAL ALL ENDS IN, seat_angle: 12.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS. This part is cataloged in the U.S.
Government catalog under NSN 4730-01-291-1587, 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
MS21904K4
NSN:4730-01-291-1587 FSC:4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings CAGE:0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
material
STEEL COMP 316 OVERALL
flow_angle
90.0 DEGREES
leg_length
0.875 INCHES NOMINAL ALL ENDS IN
seat_angle
12.0 DEGREES ALL ENDS
thread_class
3A ALL ENDS A
connection_type
THREADED EXTERNAL TUBE ALL ENDS
connection_style
FLARELESS (TUBE) ALL ENDS
surface_treatment
PASSIVATE OVERALL
nominal_thread_size
0.438 INCHES ALL ENDS IN
thread_series_designator
UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
specification/standard_data
96906-MS21904 GOVERNMENT STANDARD
nominal_outside_diameter_tube_accommodated
0.250 INCHES ALL ENDS IN
NSN
4730-01-291-1587
COMPONENT DIAGRAM
KEY FEATURES
•
FLOW ANGLE: 90.0 DEGREES
•
CONNECTION STYLE: FLARELESS (TUBE) ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
•
LEG LENGTH: 0.875 INCHES NOMINAL ALL ENDS IN
•
NOMINAL THREAD SIZE: 0.438 INCHES ALL ENDS IN
•
SEAT ANGLE: 12.0 DEGREES ALL ENDS
•
SPECIFICATION/STANDARD DATA: 96906-MS21904 GOVERNMENT STANDARD
TECHNICAL CHARACTERISTICS
FLOW ANGLE
90.0 DEGREES
CONNECTION STYLE
FLARELESS (TUBE) ALL ENDS
CONNECTION TYPE
THREADED EXTERNAL TUBE ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED
0.250 INCHES ALL ENDS IN
LEG LENGTH
0.875 INCHES NOMINAL ALL ENDS IN
NOMINAL THREAD SIZE
0.438 INCHES ALL ENDS IN
SEAT ANGLE
12.0 DEGREES ALL ENDS
SPECIFICATION/STANDARD DATA
96906-MS21904 GOVERNMENT STANDARD
SURFACE TREATMENT
PASSIVATE 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.
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FREQUENTLY ASKED QUESTIONS
What is MS21904K4?
MS21904K4 is a ELBOW,TUBE.
What parts can replace MS21904K4?
There is 1 known substitute for MS21904K4: SAE-AS18280. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21904K4?
MS21904K4 is cataloged in the U.S. Government catalog under NSN 4730-01-291-1587. This indicates validated use in U.S. government and defense supply chains.
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