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845-4687601 — VENT AND DRAIN ASSEMBLY

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

845-4687601: VENT AND DRAIN ASSEMBLY.

The VENT AND DRAIN ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, flow_angle: 45.0 DEGREES, leg_length: 1.190 INCHES NOMINAL ALL ENDS IN, sweep_type: EXTRA LONG, flange_shape: ROUND WITH HOLES SECOND END, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-084-7178, 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
845-4687601
NSN: 4730-01-084-7178
NIINs: 010847178, 010886234, 010911460, 010962026, 011033206, 011323601, 011367711, 011367761, 011373315, 011375892, 011378208, 011386176, 011387184, 011461023, 011461785, 011471072, 011471385, 011518031, 011627362, 011633278, 011772393, 013070126, 013073638, 013078420, 013305962, 016677500, 016905017
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
flow_angle45.0 DEGREES
leg_length1.190 INCHES NOMINAL ALL ENDS IN
sweep_typeEXTRA LONG
flange_shapeROUND WITH HOLES SECOND END
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET (PIPE) ALL ENDS
special_featuresHOLE DRILLED IN HEEL FOR;PLUG,0-RING,LOCKWIRE PER MS33540,FINAL ASSY IN SHIP
flange_face_designPLAIN FIRST END
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
media_for_which_designedWATER SINGLE RESPONSE
bolt_hole_nominal_diameter0.750 INCHES SECOND END IN
NSN4730-01-084-7178
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 845-4687601 · 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: RECTANGULAR WITH HOLES SECOND END
•
FLANGE FACE DESIGN: PLAIN SECOND END
•
CONNECTION STYLE: SOCKET (TUBE) FIRST END
•
NOMINAL LENGTH: 1.810 INCHES SECOND END IN
•
CONNECTION TYPE: FLANGE SECOND END
•
BOLT HOLE NOMINAL DIAMETER: 0.332 INCHES SECOND END IN
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.536 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
FLANGE SHAPERECTANGULAR WITH HOLES SECOND END
FLANGE FACE DESIGNPLAIN SECOND END
CONNECTION STYLESOCKET (TUBE) FIRST END
NOMINAL LENGTH1.810 INCHES SECOND END IN
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
BOLT HOLE NOMINAL DIAMETER0.332 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.536 INCHES FIRST END IN
LEG LENGTH0.890 INCHES NOMINAL FIRST END IN
LEG LENGTH0.068 INCHES NOMINAL SECOND END IN
SUBSTITUTES & CROSS-REFERENCES 2
2621-166-03ASSY104Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
845-4687601ASSYReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 845-4687601?
845-4687601 is a VENT AND DRAIN ASSEMBLY.
What parts can replace 845-4687601?
There are 2 known substitutes for 845-4687601: 2621-166-03ASSY104, 845-4687601ASSY. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-4687601?
845-4687601 is cataloged in the U.S. Government catalog under NSN 4730-01-084-7178. This indicates validated use in U.S. government and defense supply chains.
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