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NAS596-12 — NUT,TUBE COUPLING

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

NAS596-12: NUT,TUBE COUPLING.

The NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 431 OVERALL, nut_style: TUBE COUPLING, nut_height: 1.158 INCHES NOMINAL IN, seat_angle: 33.0 DEGREES NOMINAL, thread_class: 3B, thread_series: UN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-780-9022, 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
NAS596-12
NSN: 4730-00-780-9022
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP 431 OVERALL
nut_styleTUBE COUPLING
nut_height1.158 INCHES NOMINAL IN
seat_angle33.0 DEGREES NOMINAL
thread_class3B
thread_seriesUN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
fabrication_methodMACHINED
length_to_shoulder0.651 INCHES NOMINAL IN
width_across_flats0.875 INCHES NOMINAL IN
nominal_thread_size1.062 INCHES IN
NSN4730-00-780-9022
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: NAS596-12 · 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
•
LENGTH TO SHOULDER: 0.651 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 0.875 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
LARGEST OUTSIDE DIAMETER: 1.155 INCHES NOMINAL IN
•
THREAD SERIES: UN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SEAT ANGLE: 33.0 DEGREES NOMINAL
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
LENGTH TO SHOULDER0.651 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.875 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
LARGEST OUTSIDE DIAMETER1.155 INCHES NOMINAL IN
THREAD SERIESUN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SEAT ANGLE33.0 DEGREES NOMINAL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.062 INCHES IN
SPECIFICATION/STANDARD DATA80205-NAS597 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
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 NAS596-12?
NAS596-12 is a NUT,TUBE COUPLING.
What is the NSN for NAS596-12?
NAS596-12 is cataloged in the U.S. Government catalog under NSN 4730-00-780-9022. This indicates validated use in U.S. government and defense supply chains.
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