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110-190-0406 — COUPLING,BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

110-190-0406: COUPLING,BOSS.

The COUPLING,BOSS is a the manufacturer industrial component. Key specifications include thread_class: 3A ALL ENDS A, style_designator: GROOVED AND FLANGED, operating_pressure: 5000.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, nominal_thread_size: 0.4375 INCHES FIRST END IN, nominal_overall_length: 1.198 INCHES IN, thread_quantity_per_inch: 20 SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-460-6286, 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
110-190-0406
NSN: 4730-01-460-6286
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 01673 — SPS TECHNOLOGIES, LLC DBA AIRDROME PRECISION COMPONENTS (USA)
SPECIFICATIONS
thread_class3A ALL ENDS A
style_designatorGROOVED AND FLANGED
operating_pressure5000.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.4375 INCHES FIRST END IN
nominal_overall_length1.198 INCHES IN
thread_quantity_per_inch20 SECOND END
thread_series_designatorUNJS ALL ENDS
nominal_width_across_flats0.688 INCHES FIRST END IN
part_name_assigned_by_controlling_agencyFITTING,REDUCER-UNION,DYNAMIC BEAM SEAL,BULKHEAD,5000PSI
nominal_outside_diameter_tube_accommodated0.250 INCHES FIRST END IN
NSN4730-01-460-6286
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 110-190-0406 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NOMINAL WIDTH ACROSS FLATS: 0.688 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 1.198 INCHES IN
•
STYLE DESIGNATOR: GROOVED AND FLANGED
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES SECOND END IN
•
OPERATING PRESSURE: 5000.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 0.4375 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
NOMINAL WIDTH ACROSS FLATS0.688 INCHES FIRST END IN
NOMINAL OVERALL LENGTH1.198 INCHES IN
STYLE DESIGNATORGROOVED AND FLANGED
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
OPERATING PRESSURE5000.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.4375 INCHES FIRST END IN
NOMINAL THREAD SIZE0.5625 INCHES SECOND END IN
PART NAME ASSIGNED BY CONTROLLING AGENCYFITTING,REDUCER-UNION,DYNAMIC BEAM SEAL,BULKHEAD,5000PSI
THREAD CLASS3A 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 110-190-0406?
110-190-0406 is a COUPLING,BOSS.
What is the NSN for 110-190-0406?
110-190-0406 is cataloged in the U.S. Government catalog under NSN 4730-01-460-6286. This indicates validated use in U.S. government and defense supply chains.
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