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1656317-4 — NIPPLE,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

1656317-4: NIPPLE,TUBE.

The NIPPLE,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A ALL ENDS2A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS, connection_style: PLAIN (TUBE) ALL ENDSPLAIN (TUBE) ALL ENDS, style_designator: CENTER WRENCHING FACILITY W/ THREADED RELIEF, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-489-8214, 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
1656317-4
NSN: 4730-00-489-8214
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A ALL ENDS2A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS
connection_stylePLAIN (TUBE) ALL ENDSPLAIN (TUBE) ALL ENDS
style_designatorCENTER WRENCHING FACILITY W/ THREADED RELIEF
surface_treatmentCADMIUM OVERALL
operating_pressure2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.875 INCHES ALL ENDS0.875 INCHES ALL ENDS IN
maximum_operating_temp135.0 CELSIUS SINGLE RESPONSE135.0 CELSIUS SINGLE RESPONSE DEGC
nominal_overall_length1.344 INCHES IN
thread_series_designatorUNF ALL ENDS
furnished_items_and_quantity2 PREFORMED PACKING AND 2 HOSE COUPLING NUT AND 2 FLAT WASHER AND 2 SPLIT COLLET SLEEVE
NSN4730-00-489-8214
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 1656317-4 · 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: 2 PREFORMED PACKING AND 2 HOSE COUPLING NUT AND 2 FLAT WASHER AND 2 SPLIT COLLET SLEEVE
•
CONNECTION STYLE: PLAIN (TUBE) ALL ENDSPLAIN (TUBE) ALL ENDS
•
NOMINAL OVERALL LENGTH: 1.344 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: CENTER WRENCHING FACILITY W/ THREADED RELIEF
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 0.875 INCHES ALL ENDS0.875 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY2 PREFORMED PACKING AND 2 HOSE COUPLING NUT AND 2 FLAT WASHER AND 2 SPLIT COLLET SLEEVE
CONNECTION STYLEPLAIN (TUBE) ALL ENDSPLAIN (TUBE) ALL ENDS
NOMINAL OVERALL LENGTH1.344 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATORCENTER WRENCHING FACILITY W/ THREADED RELIEF
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES ALL ENDS IN
OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.875 INCHES ALL ENDS0.875 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP135.0 CELSIUS SINGLE RESPONSE135.0 CELSIUS SINGLE RESPONSE DEGC
SURFACE TREATMENTCADMIUM OVERALL
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
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 1656317-4?
1656317-4 is a NIPPLE,TUBE.
What is the NSN for 1656317-4?
1656317-4 is cataloged in the U.S. Government catalog under NSN 4730-00-489-8214. This indicates validated use in U.S. government and defense supply chains.
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