The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, connection_type: THREADED INTERNAL TUBE ALL ENDS, connection_style: HIGH PRESSURE FLARE (USED W/ MALE THREADED STYLE NO. 78)(TUBE) ALL ENDS, style_designator: THREADED INTERNAL, bolt_hole_quantity: 2 CENTER BULKHEAD, nominal_thread_size: 0.5625 INCHES ALL ENDS IN.
This part is cataloged in the U.S. Government catalog under NSN 4730-01-499-3347, 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
121828
NSN:4730-01-499-3347 FSC:4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings CAGE:2J641 — DH INSTRUMENTS INC. (USA)
SPECIFICATIONS
material
STEEL COMP 316 OVERALL
connection_type
THREADED INTERNAL TUBE ALL ENDS
connection_style
HIGH PRESSURE FLARE (USED W/ MALE THREADED STYLE NO. 78)(TUBE) ALL ENDS
special_features
OVERALL DIA IS FOR MOUNTING FLANGE; COUPLING DIA 0.701 IN; MOUNTING HOLES ARE COUNTER BORED 0.295 IN. DIA X 0.146 IN. DEEP. IN
style_designator
THREADED INTERNAL
bolt_hole_quantity
2 CENTER BULKHEAD
nominal_thread_size
0.5625 INCHES ALL ENDS IN
nominal_overall_length
1.339 INCHES IN
end_item_identification
PMEL CALIBRATION EQUIPMENT
media_for_which_designed
HYDRAULIC FLUID SINGLE RESPONSE
thread_quantity_per_inch
18 ALL ENDS
thread_series_designator
UNF ALL ENDS
NSN
4730-01-499-3347
COMPONENT DIAGRAM
KEY FEATURES
•
CONNECTION STYLE: HIGH PRESSURE FLARE (USED W/ MALE THREADED STYLE NO. 78)(TUBE) ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 1.024 INCHES CENTER BULKHEAD IN
•
NOMINAL OVERALL LENGTH: 1.339 INCHES IN
•
CONNECTION TYPE: THREADED INTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: THREADED INTERNAL
•
BOLT HOLE NOMINAL DIAMETER: 0.169 INCHES CENTER BULKHEAD IN
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.5625 INCHES ALL ENDS IN
•
NOMINAL THREAD SIZE: 0.5625 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLE
HIGH PRESSURE FLARE (USED W/ MALE THREADED STYLE NO. 78)(TUBE) ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER
1.024 INCHES CENTER BULKHEAD IN
NOMINAL OVERALL LENGTH
1.339 INCHES IN
CONNECTION TYPE
THREADED INTERNAL TUBE ALL ENDS
STYLE DESIGNATOR
THREADED INTERNAL
BOLT HOLE NOMINAL DIAMETER
0.169 INCHES CENTER BULKHEAD IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED
0.5625 INCHES ALL ENDS IN
NOMINAL THREAD SIZE
0.5625 INCHES ALL ENDS IN
BOLT HOLE QUANTITY
2 CENTER BULKHEAD
SPECIAL FEATURES
OVERALL DIA IS FOR MOUNTING FLANGE; COUPLING DIA 0.701 IN; MOUNTING HOLES ARE COUNTER BORED 0.295 IN. DIA X 0.146 IN. DEEP. IN
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 121828?
121828 is a COUPLING,TUBE.
What parts can replace 121828?
There is 1 known substitute for 121828: U01828. Substitute compatibility should be verified for your specific system.
What is the NSN for 121828?
121828 is cataloged in the U.S. Government catalog under NSN 4730-01-499-3347. This indicates validated use in U.S. government and defense supply chains.
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