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7550898-17 — ADAPTER,STRAIGHT,HOSE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

7550898-17: ADAPTER,STRAIGHT,HOSE TO BOSS.

The ADAPTER,STRAIGHT,HOSE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A SECOND END A, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: DOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) SECOND END, special_features: SUPPORTS GRUMMAN A10A AIRCRAFT, surface_treatment: CADMIUM AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-724-5693, 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
7550898-17
NSN: 4730-00-724-5693
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A SECOND END A
connection_typeTHREADED EXTERNAL BOSS SECOND END
connection_styleDOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) SECOND END
special_featuresSUPPORTS GRUMMAN A10A AIRCRAFT
surface_treatmentCADMIUM AND CHROMATE OVERALL
nominal_thread_size0.750 INCHES SECOND END IN
nominal_overall_length3.438 INCHES IN
thread_series_designatorUNF SECOND END
furnished_items_and_quantity1 HOSE COUPLING SLEEVE AND 1 LOCKNUT AND 1 PREFORMED PACKING
nominal_inside_diameter_hose_accommodated0.375 INCHES FIRST END IN
NSN4730-00-724-5693
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 7550898-17 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 HOSE COUPLING SLEEVE AND 1 LOCKNUT AND 1 PREFORMED PACKING
•
CONNECTION STYLE: BARBED OR BEADED (HOSE) FIRST END
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.375 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 3.438 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL BOSS SECOND END
•
NOMINAL THREAD SIZE: 0.750 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 HOSE COUPLING SLEEVE AND 1 LOCKNUT AND 1 PREFORMED PACKING
CONNECTION STYLEBARBED OR BEADED (HOSE) FIRST END
CONNECTION STYLEDOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) SECOND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED0.375 INCHES FIRST END IN
NOMINAL OVERALL LENGTH3.438 INCHES IN
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPEUNTHREADED EXTERNAL HOSE FIRST END
NOMINAL THREAD SIZE0.750 INCHES SECOND END IN
SPECIAL FEATURESSUPPORTS GRUMMAN A10A AIRCRAFT
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
7550898Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
HG06-08RCReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7550898-17?
7550898-17 is a ADAPTER,STRAIGHT,HOSE TO BOSS.
What parts can replace 7550898-17?
There are 2 known substitutes for 7550898-17: 7550898, HG06-08RC. Substitute compatibility should be verified for your specific system.
What is the NSN for 7550898-17?
7550898-17 is cataloged in the U.S. Government catalog under NSN 4730-00-724-5693. This indicates validated use in U.S. government and defense supply chains.
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