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4FNZ-A — PLUG,TUBE FITTING,THREADED

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

4FNZ-A: PLUG,TUBE FITTING,THREADED.

The PLUG,TUBE FITTING,THREADED is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, seat_angle: 20.0 DEGREES, thread_class: 2A EXTERNAL A, connection_style: FLARELESS, style_designator: PLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC), thread_direction: RIGHT-HAND EXTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-027-3414, 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
4FNZ-A
NSN: 4730-01-027-3414
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 54938 — PARKER-HANNIFIN CORPORATION DIV INSTRUMENTATION PRODUCTS DIVISION (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
seat_angle20.0 DEGREES
thread_class2A EXTERNAL A
connection_styleFLARELESS
style_designatorPLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC)
thread_directionRIGHT-HAND EXTERNAL
features_providedNUT
surface_treatmentANODIZE OVERALL
nominal_thread_size0.438 INCHES EXTERNAL IN
end_item_identificationAUTOMATED SURFACE OBSERVING SYSTEM (ASOS)
thread_series_designatorUNF EXTERNAL
NSN4730-01-027-3414
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4FNZ-A · 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
•
CONNECTION STYLE: FLARELESS
•
STYLE DESIGNATOR: PLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC)
•
FEATURES PROVIDED: NUT
•
THREAD DIRECTION: RIGHT-HAND EXTERNAL
•
NOMINAL THREAD SIZE: 0.438 INCHES EXTERNAL IN
•
SEAT ANGLE: 20.0 DEGREES
•
SURFACE TREATMENT: ANODIZE OVERALL
•
THREAD CLASS: 2A EXTERNAL A
TECHNICAL CHARACTERISTICS
CONNECTION STYLEFLARELESS
STYLE DESIGNATORPLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC)
FEATURES PROVIDEDNUT
THREAD DIRECTIONRIGHT-HAND EXTERNAL
NOMINAL THREAD SIZE0.438 INCHES EXTERNAL IN
SEAT ANGLE20.0 DEGREES
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS2A EXTERNAL A
END ITEM IDENTIFICATIONAUTOMATED SURFACE OBSERVING SYSTEM (ASOS)
MATERIALALUMINUM OVERALL
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 3
11474723Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4FNZ-DReference document
Same NSN cross-reference
Reference document — Secondary reference
92828-90177-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 4FNZ-A?
4FNZ-A is a PLUG,TUBE FITTING,THREADED.
What parts can replace 4FNZ-A?
There are 3 known substitutes for 4FNZ-A: 11474723, 4FNZ-D, 92828-90177-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 4FNZ-A?
4FNZ-A is cataloged in the U.S. Government catalog under NSN 4730-01-027-3414. This indicates validated use in U.S. government and defense supply chains.
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