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7F5222 — INVERTED NUT,TUBE COUPLING

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

7F5222: INVERTED NUT,TUBE COUPLING.

The INVERTED NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1213, thread_size: 5/8-18, overall_length: 0.750 INCHES NOMINAL IN, strength_rating: ERR-060, style_designator: INVERTED NUT, TUBE, COMPRESSION, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-203-2965, 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
7F5222
NSN: 4730-00-203-2965
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 1213
thread_size5/8-18
overall_length0.750 INCHES NOMINAL IN
strength_ratingERR-060
style_designatorINVERTED NUT, TUBE, COMPRESSION
thread_directionRIGHT-HAND
seat_angle_in_deg35.00
fabrication_methodBAR STOCK, MACHINED
width_across_flats0.625 INCHES NOMINAL IN
thread_pitch_diameters+0.5859 TO 0.5899 INCHES IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating376.4 ROCKWELL B NOMINAL
NSN4730-00-203-2965
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 7F5222 · 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
•
WIDTH ACROSS FLATS: 0.625 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 376.4 ROCKWELL B NOMINAL
•
SEAT ANGLE IN DEG: 35.00
•
STRENGTH RATING: ERR-060
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: INVERTED NUT, TUBE, COMPRESSION
•
THREAD PITCH DIAMETERS: +0.5859 TO 0.5899 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66, COMP 1113 FED STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.625 INCHES NOMINAL IN
MATERIAL HARDNESS RATING376.4 ROCKWELL B NOMINAL
SEAT ANGLE IN DEG35.00
STRENGTH RATINGERR-060
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.375 INCHES NOMINAL IN
STYLE DESIGNATORINVERTED NUT, TUBE, COMPRESSION
THREAD PITCH DIAMETERS+0.5859 TO 0.5899 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66, COMP 1113 FED STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.750 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7F5222?
7F5222 is a INVERTED NUT,TUBE COUPLING.
What is the NSN for 7F5222?
7F5222 is cataloged in the U.S. Government catalog under NSN 4730-00-203-2965. This indicates validated use in U.S. government and defense supply chains.
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