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8-4 140168B — REDUCER,PIPE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

8-4 140168B: REDUCER,PIPE.

The REDUCER,PIPE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, leg_length: 0.56 INCHES NOMINAL FIRST END IN, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, style_designator: THREADED INTERNAL, nominal_thread_size: 0.25 INCHES SECOND END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-656-0767, 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
8-4 140168B
NSN: 4730-01-656-0767
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
leg_length0.56 INCHES NOMINAL FIRST END IN
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
style_designatorTHREADED INTERNAL
nominal_thread_size0.25 INCHES SECOND END IN
nominal_overall_length1.5 INCHES IN
end_item_identificationCARRIER, PERSONNEL M113
media_for_which_designedHYDRAULIC FLUID SINGLE RESPONSE
thread_quantity_per_inch14 FIRST END
thread_series_designatorNPT ALL ENDS
NSN4730-01-656-0767
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 8-4 140168B · 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) ALL ENDS
•
NOMINAL OVERALL LENGTH: 1.5 INCHES IN
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: THREADED INTERNAL
•
LEG LENGTH: 0.43 INCHES NOMINAL SECOND END IN
•
NOMINAL THREAD SIZE: 0.25 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
NOMINAL OVERALL LENGTH1.5 INCHES IN
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORTHREADED INTERNAL
LEG LENGTH0.43 INCHES NOMINAL SECOND END IN
LEG LENGTH0.56 INCHES NOMINAL FIRST END IN
NOMINAL THREAD SIZE0.25 INCHES SECOND END IN
NOMINAL THREAD SIZE0.5 INCHES FIRST END IN
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
END ITEM IDENTIFICATIONCARRIER, PERSONNEL M113
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 2
J514Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE J514 8-4 140138BReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8-4 140168B?
8-4 140168B is a REDUCER,PIPE.
What parts can replace 8-4 140168B?
There are 2 known substitutes for 8-4 140168B: J514, SAE J514 8-4 140138B. Substitute compatibility should be verified for your specific system.
What is the NSN for 8-4 140168B?
8-4 140168B is cataloged in the U.S. Government catalog under NSN 4730-01-656-0767. This indicates validated use in U.S. government and defense supply chains.
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