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R939003790 — ADAPTER,STRAIGHT,FLANGE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

R939003790: ADAPTER,STRAIGHT,FLANGE TO BOSS.

ADAPTER,STRAIGHT,FLANGE TO BOSS. Key specifications include flange_shape: ROUND WITH HOLES SECOND END, connection_type: FLANGE SECOND END, bolt_hole_quantity: 4 SECOND END, flange_face_design: PLAIN SECOND END, end_item_identification: LHD SHIP, media_for_which_designed: HYDRAULIC FLUID SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-485-3650, 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
R939003790
NSN: 4730-01-485-3650
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: A094N — BOSCH REXROTH AB (SWE)
SPECIFICATIONS
flange_shapeROUND WITH HOLES SECOND END
connection_typeFLANGE SECOND END
special_featuresNHA HYDRAULIC MOTOR TYPE 84-SERIES FOR ANCHOR WINDLASS; FIRST END FITTED WITH AN O-RING AND BACKUP RING, FITS INTO THE MOUNTING FLANGE P/N 178-0424-001.
bolt_hole_quantity4 SECOND END
flange_face_designPLAIN SECOND END
end_item_identificationLHD SHIP
media_for_which_designedHYDRAULIC FLUID SINGLE RESPONSE
part_name_assigned_by_controlling_agencyCONNECTOR FLANGE
NSN4730-01-485-3650
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: R939003790 · 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
•
FLANGE SHAPE: ROUND WITH HOLES SECOND END
•
FLANGE FACE DESIGN: PLAIN SECOND END
•
CONNECTION TYPE: FLANGE SECOND END
•
BOLT HOLE QUANTITY: 4 SECOND END
•
MEDIA FOR WHICH DESIGNED: HYDRAULIC FLUID SINGLE RESPONSE
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES SECOND END
FLANGE FACE DESIGNPLAIN SECOND END
CONNECTION TYPEFLANGE SECOND END
BOLT HOLE QUANTITY4 SECOND END
SPECIAL FEATURESNHA HYDRAULIC MOTOR TYPE 84-SERIES FOR ANCHOR WINDLASS; FIRST END FITTED WITH AN O-RING AND BACKUP RING, FITS INTO THE MOUNTING FLANGE P/N 178-0424-001.
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
PART NAME ASSIGNED BY CONTROLLING AGENCYCONNECTOR FLANGE
END ITEM IDENTIFICATIONLHD SHIP
SUBSTITUTES & CROSS-REFERENCES 3
078-0040-XXX ITEM 082Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
378-0523-001Reference document
Same NSN cross-reference
Reference document — Secondary reference
078-0040-XXXReference document
Same NSN cross-reference
Reference document — Secondary reference
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 R939003790?
R939003790 is a ADAPTER,STRAIGHT,FLANGE TO BOSS.
What parts can replace R939003790?
There are 3 known substitutes for R939003790: 078-0040-XXX ITEM 082, 378-0523-001, 078-0040-XXX. Substitute compatibility should be verified for your specific system.
What is the NSN for R939003790?
R939003790 is cataloged in the U.S. Government catalog under NSN 4730-01-485-3650. This indicates validated use in U.S. government and defense supply chains.
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