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Technical Data Sheet
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841337 — INVERTED NUT,TUBE COUPLING

✓ Government record, cited
Ricoh · HOSE FITTING
PRODUCT OVERVIEW

841337: INVERTED NUT,TUBE COUPLING.

The only answer for optimum, precise performance of your Ricoh equipment - genuine Ricoh supplies. They are formulated specifically to work with Ricoh office machines. Genuine Ricoh supplies ensure outstanding copy clarity and machine reliability in even the most demanding environments.

Don't let unauthorized supplies affect the quality of your presentation with blurry images or poor copy quality. Genuine Ricoh supplies assure you of maximum machine efficiency and consistent product yield. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-203-0942, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
841337
NSN: 4730-00-203-0942
NIINs: 002030942, 002773359, 002897969
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY OR NICKEL ALLOY 400
seat_typeGASKET
thread_size2-12
reducer_typeCONCENTRIC
thread_class3A A
overall_length1.312 INCHES NOMINAL IN
connection_typeUNTHREADED INTERNAL TUBE FIRST END
strength_ratingERR-060
connection_styleSTREAMLINED W/ TWO BRAZING RINGS (TUBE) FIRST END
special_featuresBOTH TUBING WALL THICKNESS AT EACH END CAN BE COMPROMISED
style_designatorINVERTED NUT, TUBE, FLARE
thread_directionRIGHT-HAND
NSN4730-00-203-0942
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 841337 · Ricoh ⚠ 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
•
UNION OUTSIDE DIAMETER: 1.984 INCHES MAXIMUM IN
•
STRENGTH RATING: ERR-060
•
END CONNECTION TYPE: BRAZED
•
SEAT TYPE: RECESSED FACE
•
TUBING OUTSIDE DIAMETER: 1.315 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY 922
•
WORKING PRESSURE AND SERVICE TYPE: 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS AND 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OXYGEN LBS
TECHNICAL CHARACTERISTICS
UNION OUTSIDE DIAMETER1.984 INCHES MAXIMUM IN
STRENGTH RATINGERR-060
END CONNECTION TYPEBRAZED
OVERALL LENGTH1.156 INCHES NOMINAL IN
SEAT TYPERECESSED FACE
TUBING OUTSIDE DIAMETER1.315 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 922
WORKING PRESSURE AND SERVICE TYPE3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS AND 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OXYGEN LBS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSARQX AND W/PREINSERTED RING
SUBSTITUTES & CROSS-REFERENCES 2
5000S4823F841337PC2-14Reference document
Same NSN cross-reference
Reference document — Secondary reference
841337 PC 2 AND 14Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 841337?
841337 is a INVERTED NUT,TUBE COUPLING manufactured by Ricoh.
What parts can replace 841337?
There are 2 known substitutes for 841337: 5000S4823F841337PC2-14, 841337 PC 2 AND 14. Substitute compatibility should be verified for your specific system.
What is the NSN for 841337?
841337 is cataloged in the U.S. Government catalog under NSN 4730-00-203-0942. This indicates validated use in U.S. government and defense supply chains.
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