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6314788-3 — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

6314788-3: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A SECOND END A, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END, special_features: 37 DEGREE TUBE END HAS GROOVE FOR O'RING SEAL, nominal_thread_size: 0.438 INCHES SECOND END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-485-6827, 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
6314788-3
NSN: 4730-01-485-6827
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A SECOND END A
connection_typeTHREADED EXTERNAL BOSS SECOND END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
special_features37 DEGREE TUBE END HAS GROOVE FOR O'RING SEAL
nominal_thread_size0.438 INCHES SECOND END IN
nominal_overall_length3.000 INCHES IN
end_item_identificationBREATHING AIR REDUCING STATION
media_for_which_designedAIR SINGLE RESPONSE
thread_series_designatorUNF SECOND END
material_document_and_classificationASTM A278 TY 304/316 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyNIPPLE CGA 346
NSN4730-01-485-6827
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 6314788-3 · 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: 3.000 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL BOSS SECOND END
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A278 TY 304/316 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.312 INCHES ALL ENDS IN
•
NOMINAL THREAD SIZE: 0.438 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEPLAIN (TUBE) FIRST END
NOMINAL OVERALL LENGTH3.000 INCHES IN
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPEUNTHREADED EXTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A278 TY 304/316 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.312 INCHES ALL ENDS IN
NOMINAL THREAD SIZE0.438 INCHES SECOND END IN
NOMINAL THREAD SIZE0.825 INCHES FIRST END IN
SPECIAL FEATURES37 DEGREE TUBE END HAS GROOVE FOR O'RING SEAL
SUBSTITUTES & CROSS-REFERENCES 1
6314788Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 6314788-3?
6314788-3 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace 6314788-3?
There is 1 known substitute for 6314788-3: 6314788. Substitute compatibility should be verified for your specific system.
What is the NSN for 6314788-3?
6314788-3 is cataloged in the U.S. Government catalog under NSN 4730-01-485-6827. This indicates validated use in U.S. government and defense supply chains.
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