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J531P23 — REDUCER,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

J531P23: REDUCER,TUBE.

The REDUCER,TUBE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, reducer_type: CONCENTRIC, thread_class: 3A ALL ENDS A, connection_style: FLARED (TUBE) ALL ENDS, special_features: TWO SAFETY WIRE HOLES 0.055 IN. DIA THRU OPPOSITE CORNERS IN HEX IN, surface_treatment: ANODIZE OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 4730-00-082-2055, 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
J531P23
NSN: 4730-00-082-2055
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 34724 — ACRA AEROSPACE, LLC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
reducer_typeCONCENTRIC
thread_class3A ALL ENDS A
connection_styleFLARED (TUBE) ALL ENDS
special_featuresTWO SAFETY WIRE HOLES 0.055 IN. DIA THRU OPPOSITE CORNERS IN HEX IN
surface_treatmentANODIZE OVERALL
nominal_thread_size0.375 INCHES SECOND END IN
seat_nominal_radius0.312 INCHES ALL ENDS IN
nominal_overall_length1.300 INCHES IN
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
material_document_and_classificationAMS4117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated0.188 INCHES SECOND END IN
NSN4730-00-082-2055
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: J531P23 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS2470 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
CONNECTION STYLE: FLARED (TUBE) ALL ENDS
•
SEAT NOMINAL RADIUS: 0.312 INCHES ALL ENDS IN
•
NOMINAL OVERALL LENGTH: 1.300 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS4117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.375 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS2470 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLEFLARED (TUBE) ALL ENDS
SEAT NOMINAL RADIUS0.312 INCHES ALL ENDS IN
NOMINAL OVERALL LENGTH1.300 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS4117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.188 INCHES SECOND END IN
NOMINAL THREAD SIZE0.375 INCHES SECOND END IN
NOMINAL THREAD SIZE0.562 INCHES FIRST END IN
SPECIAL FEATURESTWO SAFETY WIRE HOLES 0.055 IN. DIA THRU OPPOSITE CORNERS IN HEX IN
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 1
J531Reference 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 J531P23?
J531P23 is a REDUCER,TUBE.
What parts can replace J531P23?
There is 1 known substitute for J531P23: J531. Substitute compatibility should be verified for your specific system.
What is the NSN for J531P23?
J531P23 is cataloged in the U.S. Government catalog under NSN 4730-00-082-2055. This indicates validated use in U.S. government and defense supply chains.
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