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1451A6 — REDUCER,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

1451A6: REDUCER,TUBE.

The REDUCER,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, reducer_type: CONCENTRIC, connection_type: UNTHREADED INTERNAL TUBE FIRST END, connection_style: SOCKET (TUBE) FIRST END, nominal_overall_length: 3.625 INCHES IN, nominal_outside_diameter_tube_accommodated: 0.648 INCHES SECOND END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-699-6839, 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
1451A6
NSN: 4730-00-699-6839
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
reducer_typeCONCENTRIC
connection_typeUNTHREADED INTERNAL TUBE FIRST END
connection_styleSOCKET (TUBE) FIRST END
nominal_overall_length3.625 INCHES IN
nominal_outside_diameter_tube_accommodated0.648 INCHES SECOND END IN
tubing_wall_nominal_thickness_for_which_designed0.028 INCHES FIRST END IN
NSN4730-00-699-6839
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 1451A6 · 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: SOCKET (TUBE) SECOND END
•
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED: 0.028 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 3.625 INCHES IN
•
CONNECTION TYPE: UNTHREADED INTERNAL TUBE FIRST END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.648 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLESOCKET (TUBE) SECOND END
CONNECTION STYLESOCKET (TUBE) FIRST END
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED0.028 INCHES FIRST END IN
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED0.028 INCHES SECOND END IN
NOMINAL OVERALL LENGTH3.625 INCHES IN
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
CONNECTION TYPEUNTHREADED INTERNAL TUBE SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.648 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.662 INCHES FIRST END IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
8345191Same 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 1451A6?
1451A6 is a REDUCER,TUBE.
What parts can replace 1451A6?
There is 1 known substitute for 1451A6: 8345191. Substitute compatibility should be verified for your specific system.
What is the NSN for 1451A6?
1451A6 is cataloged in the U.S. Government catalog under NSN 4730-00-699-6839. This indicates validated use in U.S. government and defense supply chains.
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