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5157-245 — REDUCER,PIPE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

5157-245: REDUCER,PIPE.

The REDUCER,PIPE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 OVERALL, reducer_type: CONCENTRIC, connection_type: UNTHREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN (PIPE) SECOND END, operating_pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, maximum_operating_temp: 149.0 FAHRENHEIT FIRST RESPONSE DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-017-9378, 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
5157-245
NSN: 4730-01-017-9378
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 33152 — LBC AQUISITIONS LLC DBA LEE BRASS DIV LEE BRASS FOUNDRY, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 OVERALL
reducer_typeCONCENTRIC
connection_typeUNTHREADED EXTERNAL PIPE SECOND END
connection_stylePLAIN (PIPE) SECOND END
operating_pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp149.0 FAHRENHEIT FIRST RESPONSE DEGF
nominal_overall_length1.438 INCHES IN
media_for_which_designedWATER-OIL-GAS SECOND RESPONSE
nominal_pipe_size_accommodated0.250 INCHES FIRST END IN
material_document_and_classificationASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
pipe_wall_thickness_designation_for_which_designedSCHEDULE 40 SECOND END
NSN4730-01-017-9378
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 5157-245 · 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: 1.250 INCHES SECOND END IN
•
CONNECTION STYLE: STREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END
•
NOMINAL OVERALL LENGTH: 1.438 INCHES IN
•
CONNECTION TYPE: UNTHREADED INTERNAL PIPE FIRST END
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES SECOND END IN
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES FIRST END IN
CONNECTION STYLESTREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
NOMINAL OVERALL LENGTH1.438 INCHES IN
CONNECTION TYPEUNTHREADED INTERNAL PIPE FIRST END
CONNECTION TYPEUNTHREADED EXTERNAL PIPE SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SECOND RESPONSE DEGF
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 1
00699067571013Reference document
Same NSN cross-reference
Reference document — Secondary 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 5157-245?
5157-245 is a REDUCER,PIPE.
What parts can replace 5157-245?
There is 1 known substitute for 5157-245: 00699067571013. Substitute compatibility should be verified for your specific system.
What is the NSN for 5157-245?
5157-245 is cataloged in the U.S. Government catalog under NSN 4730-01-017-9378. This indicates validated use in U.S. government and defense supply chains.
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