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FF1857T-0808S — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

FF1857T-0808S: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 12L14 OVERALL, leg_length: 1.100 INCHES NOMINAL FIRST END IN, thread_class: 2B THIRD END, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: SWIVEL NUT, GASKET SEAL (TUBE) THIRD END, surface_treatment: CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-281-0977, 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
FF1857T-0808S
NSN: 4730-01-281-0977
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 01276 — DANFOSS POWER SOLUTIONS II, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 12L14 OVERALL
leg_length1.100 INCHES NOMINAL FIRST END IN
thread_class2B THIRD END
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleSWIVEL NUT, GASKET SEAL (TUBE) THIRD END
surface_treatmentCHROMATE OVERALL
operating_pressure6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.812 INCHES ALL ENDS IN
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
thread_quantity_per_inch16 ALL ENDS
thread_series_designatorUN ALL ENDS
nondefinitive_spec/std_data22 FIGURE
NSN4730-01-281-0977
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: FF1857T-0808S · 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: GASKET SEAL (TUBE) SECOND END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS
CONNECTION STYLEGASKET SEAL (TUBE) SECOND END
CONNECTION STYLEGASKET SEAL (TUBE) FIRST END
CONNECTION STYLESWIVEL NUT, GASKET SEAL (TUBE) THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE THIRD END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES ALL ENDS IN
OPERATING PRESSURE6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
LEG LENGTH1.100 INCHES NOMINAL FIRST END IN
LEG LENGTH1.100 INCHES NOMINAL SECOND END IN
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 5
7-447-080835Reference document
Same NSN cross-reference
Reference document — Secondary reference
8S6OLO-SReference document
Same NSN cross-reference
Reference document — Secondary reference
8-8 520433CAReference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-J1453/3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
J1453Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 FF1857T-0808S?
FF1857T-0808S is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace FF1857T-0808S?
There are 5 known substitutes for FF1857T-0808S: 7-447-080835, 8S6OLO-S, 8-8 520433CA and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FF1857T-0808S?
FF1857T-0808S is cataloged in the U.S. Government catalog under NSN 4730-01-281-0977. This indicates validated use in U.S. government and defense supply chains.
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