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4-202142-1-20L1 — ADAPTER,STRAIGHT,PIPE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

4-202142-1-20L1: ADAPTER,STRAIGHT,PIPE TO TUBE.

The ADAPTER,STRAIGHT,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 655 OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 2A FIRST END A, connection_style: PLAIN (TUBE) SECOND END, nominal_thread_size: 1.625 INCHES FIRST END IN, nominal_overall_length: 2.360 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-053-2521, 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
4-202142-1-20L1
NSN: 4730-00-053-2521
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY 655 OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class2A FIRST END A
connection_stylePLAIN (TUBE) SECOND END
nominal_thread_size1.625 INCHES FIRST END IN
nominal_overall_length2.360 INCHES IN
thread_quantity_per_inch12 FIRST END
thread_series_designatorUN FIRST END
criticality_code_justificationZZZY
nominal_pipe_size_accommodated1.000 INCHES SECOND END IN
nominal_outside_diameter_tube_accommodated1.250 INCHES FIRST END IN
reference_number_differentiating_characteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN4730-00-053-2521
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4-202142-1-20L1 · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.000 INCHES SECOND END IN
•
CONNECTION STYLE: PLAIN (TUBE) SECOND END
•
NOMINAL OVERALL LENGTH: 2.360 INCHES IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 1.250 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 1.625 INCHES FIRST END IN
•
SEAT ANGLE: 37.0 DEGREES FIRST END
•
THREAD CLASS: 2A FIRST END A
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES SECOND END IN
CONNECTION STYLEPLAIN (TUBE) SECOND END
NOMINAL OVERALL LENGTH2.360 INCHES IN
CRITICALITY CODE JUSTIFICATIONZZZY
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.250 INCHES FIRST END IN
NOMINAL THREAD SIZE1.625 INCHES FIRST END IN
SEAT ANGLE37.0 DEGREES FIRST END
THREAD CLASS2A FIRST END A
THREAD QUANTITY PER INCH12 FIRST END
MATERIALCOPPER ALLOY 655 OVERALL
SUBSTITUTES & CROSS-REFERENCES 5
14-202103-1-20Reference document
Same NSN cross-reference
Reference document — Secondary reference
14-202103-1-20L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4-202142, PN: 4-202142-1-20Reference document
Same NSN cross-reference
Reference document — Secondary reference
4-202142-1-20Reference document
Same NSN cross-reference
Reference document — Secondary reference
4-202142, PN: 4-202142-1-20 L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4-202142-1-20L1?
4-202142-1-20L1 is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What parts can replace 4-202142-1-20L1?
There are 5 known substitutes for 4-202142-1-20L1: 14-202103-1-20, 14-202103-1-20L1, 4-202142, PN: 4-202142-1-20 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-202142-1-20L1?
4-202142-1-20L1 is cataloged in the U.S. Government catalog under NSN 4730-00-053-2521. This indicates validated use in U.S. government and defense supply chains.
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