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10-21AF4NFB — ADAPTER,STRAIGHT,PIPE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

10-21AF4NFB: ADAPTER,STRAIGHT,PIPE TO TUBE.

The ADAPTER,STRAIGHT,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, seat_angle: 60.0 DEGREES FIRST END, thread_class: 2B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: PLAIN (PIPE) SECOND END, special_features: MATERIAL 316 STAINLESS STEEL. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-539-9360, 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
10-21AF4NFB
NSN: 4730-01-539-9360
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 07097 — GRACO HIGH PRESSURE EQUIPMENT INC. DBA HIGH PRESSURE EQUIPMENT COMPANY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
seat_angle60.0 DEGREES FIRST END
thread_class2B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_stylePLAIN (PIPE) SECOND END
special_featuresMATERIAL 316 STAINLESS STEEL
operating_pressure10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.250 INCHES SECOND END IN
end_item_identificationHYDRAULIC CONTROL SYSTEM
media_for_which_designedHYDRAULIC FLUID SINGLE RESPONSE
thread_series_designatorUNF FIRST END
reduced_passage_nominal_inside_diameter0.125 INCHES FIRST END IN
NSN4730-01-539-9360
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 10-21AF4NFB · 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: PLAIN (PIPE) SECOND END
•
CONNECTION TYPE: THREADED INTERNAL PIPE SECOND END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
•
OPERATING PRESSURE: 10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
REDUCED PASSAGE NOMINAL INSIDE DIAMETER: 0.125 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.250 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION STYLEHIGH PRESSURE FLARE (USED W/ MALE THREADED STYLE NO. 78)(TUBE) FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
OPERATING PRESSURE10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
REDUCED PASSAGE NOMINAL INSIDE DIAMETER0.125 INCHES FIRST END IN
NOMINAL THREAD SIZE0.250 INCHES SECOND END IN
NOMINAL THREAD SIZE0.750 INCHES FIRST END IN
SEAT ANGLE60.0 DEGREES FIRST END
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10-21AF4NFB?
10-21AF4NFB is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What is the NSN for 10-21AF4NFB?
10-21AF4NFB is cataloged in the U.S. Government catalog under NSN 4730-01-539-9360. This indicates validated use in U.S. government and defense supply chains.
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