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74B698033 — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

74B698033: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, thread_class: 3A SECOND END A, connection_type: UNTHREADED INTERNAL TUBE FIRST END, connection_style: SWAGED W/ GROOVES (TUBE) FIRST END, special_features: WEAPON SYSTEM ESSENTIAL, surface_treatment: ANODIZE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-118-3907, 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
74B698033
NSN: 4730-01-118-3907
NIINs: 011183907, 011295581
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
thread_class3A SECOND END A
connection_typeUNTHREADED INTERNAL TUBE FIRST END
connection_styleSWAGED W/ GROOVES (TUBE) FIRST END
special_featuresWEAPON SYSTEM ESSENTIAL
surface_treatmentANODIZE OVERALL
nominal_thread_size0.438 INCHES SECOND END IN
nominal_overall_length1.546 INCHES IN
end_item_identificationAIRCRAFT, HORNET F/A-18
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) SECOND END
criticality_code_justificationFEAT
material_document_and_classificationQQ-A-225/8,6061-T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4730-01-118-3907
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 74B698033 · 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: 1.546 INCHES IN
•
CONNECTION TYPE: UNTHREADED INTERNAL TUBE FIRST END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8,6061-T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.438 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLESWAGED W/ GROOVES (TUBE) FIRST END
NOMINAL OVERALL LENGTH1.546 INCHES IN
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8,6061-T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
NOMINAL THREAD SIZE0.438 INCHES SECOND END IN
THREAD CLASS3A SECOND END A
MATERIALALUMINUM ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
74B698033-101Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SK190D4Reference document
Same NSN cross-reference
Reference document — Secondary reference
10108548Reference document
Same NSN cross-reference
Reference document — Informative 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 74B698033?
74B698033 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace 74B698033?
There are 3 known substitutes for 74B698033: 74B698033-101, SK190D4, 10108548. Substitute compatibility should be verified for your specific system.
What is the NSN for 74B698033?
74B698033 is cataloged in the U.S. Government catalog under NSN 4730-01-118-3907. This indicates validated use in U.S. government and defense supply chains.
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