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582R143 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

582R143: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: ALUMINUM BODY, leg_length: 0.328 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN, seat_angle: 37.0 DEGREES, thread_class: 3A ALL ENDS A, overall_length: 1.852 INCHES MINIMUM AND 1.912 INCHES MAXIMUM IN, connection_type: EXTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-025-3234, 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
582R143
NSN: 4730-01-025-3234
NIINs: 010253234, 010253238, 010400139, 010413108
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
materialALUMINUM BODY
leg_length0.328 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
seat_angle37.0 DEGREES
thread_class3A ALL ENDS A
overall_length1.852 INCHES MINIMUM AND 1.912 INCHES MAXIMUM IN
connection_typeEXTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END
connection_styleFLARED ALL ENDS
style_designatorMALE COUPLING HALF
features_providedSELF-SEALING
surface_treatmentANODIZE BODY
nominal_thread_size0.750 INCHES ALL ENDS IN
quick_disconnect_methodSPRING PUSH-PULL SECOND QUICK DISCONNECT END
NSN4730-01-025-3234
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 582R143 · 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: MIL-A-8625,TY 2 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE BODY
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
LEG LENGTH: 0.657 INCHES NOMINAL IN
•
SEAT ANGLE: 37.0 DEGREES
•
THREAD SERIES DESIGNATOR: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE BODY
STYLE DESIGNATORMALE COUPLING HALF
OVERALL LENGTH1.737 INCHES NOMINAL IN
LEG LENGTH0.657 INCHES NOMINAL IN
SEAT ANGLE37.0 DEGREES
THREAD SERIES DESIGNATORUNABLE TO DECODE
THREAD SERIES DESIGNATORUNF ALL ENDS
SUBSTITUTES & CROSS-REFERENCES 1
582R143H02Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 582R143?
582R143 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 582R143?
There is 1 known substitute for 582R143: 582R143H02. Substitute compatibility should be verified for your specific system.
What is the NSN for 582R143?
582R143 is cataloged in the U.S. Government catalog under NSN 4730-01-025-3234. This indicates validated use in U.S. government and defense supply chains.
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