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3304673-1 — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

3304673-1: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, seat_angle: 60.0 DEGREES FIRST END, thread_class: 2B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END, special_features: DRILLED 0.090 DIA THRU BOTH WALLS FIRST END FOR LEAK CHECK; 1.000 IN. HEX WRENCHING FACILITY FIRST END IN.

This part is cataloged in the U.S. Government catalog under NSN 4730-01-073-1374, 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
3304673-1
NSN: 4730-01-073-1374
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 99251 — MISSION SYSTEMS DAVENPORT INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
seat_angle60.0 DEGREES FIRST END
thread_class2B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
special_featuresDRILLED 0.090 DIA THRU BOTH WALLS FIRST END FOR LEAK CHECK; 1.000 IN. HEX WRENCHING FACILITY FIRST END IN
nominal_thread_size0.750 INCHES SECOND END IN
nominal_overall_length1.060 INCHES IN
thread_series_designatorUNF FIRST END
material_document_and_classificationASTM-A581 ASSN STD 1ST MATERIAL RESPONSE AND ASTM-A582 ASSN STD 2ND MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated0.250 INCHES FIRST END IN
NSN4730-01-073-1374
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 3304673-1 · 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
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
•
NOMINAL OVERALL LENGTH: 1.060 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL BOSS SECOND END
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A581 ASSN STD 1ST MATERIAL RESPONSE AND ASTM-A582 ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.750 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
NOMINAL OVERALL LENGTH1.060 INCHES IN
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A581 ASSN STD 1ST MATERIAL RESPONSE AND ASTM-A582 ASSN STD 2ND MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
NOMINAL THREAD SIZE0.750 INCHES SECOND END IN
NOMINAL THREAD SIZE0.562 INCHES FIRST END IN
SEAT ANGLE60.0 DEGREES FIRST END
SPECIAL FEATURESDRILLED 0.090 DIA THRU BOTH WALLS FIRST END FOR LEAK CHECK; 1.000 IN. HEX WRENCHING FACILITY FIRST END IN
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 3304673-1?
3304673-1 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What is the NSN for 3304673-1?
3304673-1 is cataloged in the U.S. Government catalog under NSN 4730-01-073-1374. This indicates validated use in U.S. government and defense supply chains.
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