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37165D — INVERTED NUT,TUBE COUPLING

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

37165D: INVERTED NUT,TUBE COUPLING.

The INVERTED NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 377, thread_size: 9/16-20, overall_length: 0.922 INCHES NOMINAL IN, style_designator: INVERTED NUT, TUBE, COMPRESSION, thread_direction: RIGHT-HAND, fabrication_method: BAR STOCK, MACHINED. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-192-4727, 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
37165D
NSN: 4730-01-192-4727
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 45RP7 — DRESSTA NORTH AMERICA LTD (USA)
SPECIFICATIONS
materialCOPPER ALLOY 377
thread_size9/16-20
overall_length0.922 INCHES NOMINAL IN
style_designatorINVERTED NUT, TUBE, COMPRESSION
thread_directionRIGHT-HAND
fabrication_methodBAR STOCK, MACHINED
width_across_flats0.625 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
smallest_inside_diameter0.380 INCHES MINIMUM AND 0.383 INCHES MAXIMUM IN
screw_thread_series_designatorUN
material_document_and_classificationSAE 88 ASSN STD SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed0.375 INCHES NOMINAL IN
NSN4730-01-192-4727
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 37165D · 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
•
WIDTH ACROSS FLATS: 0.625 INCHES NOMINAL IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: INVERTED NUT, TUBE, COMPRESSION
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 88 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
THREAD SIZE: 9/16-20
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.625 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.375 INCHES NOMINAL IN
STYLE DESIGNATORINVERTED NUT, TUBE, COMPRESSION
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 88 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.922 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
CASEHARDENING INDICATORNOT CASEHARDENED
THREAD SIZE9/16-20
SCREW THREAD SERIES DESIGNATORUN
MATERIALCOPPER ALLOY 377
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 37165D?
37165D is a INVERTED NUT,TUBE COUPLING.
What is the NSN for 37165D?
37165D is cataloged in the U.S. Government catalog under NSN 4730-01-192-4727. This indicates validated use in U.S. government and defense supply chains.
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