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66513 — REDUCER,TUBE

✓ Government record, cited
Braun · HOSE FITTING
PRODUCT OVERVIEW

66513: REDUCER,TUBE.

This Braun Digital watch measures 40mm diameter x 10mm thick matt black plated stainless steel case with a black mesh strap. It has a global radio controlled module and a reverse LCD digital display. This watch also has an electro luminescent functionality, 50m water resistance and a scratch resistant mineral glass.

Your Braun digital watch comes with a 2 year warranty. This part is cataloged in the U.S. Government catalog under NSN 4730-00-979-9227, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
66513
NSN: 4730-00-979-9227
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 93322 — GE AVIATION SYSTEMS LLC DBA GE AVIATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
seat_angle30.0 DEGREES SECOND END
reducer_typeCONCENTRIC
thread_class2A FIRST END A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_styleFLARED (TUBE) ALL ENDS
nominal_thread_size0.438 INCHES FIRST END IN
nominal_overall_length1.531 INCHES IN
thread_series_designatorUNF FIRST END
reduced_passage_nominal_inside_diameter0.047 INCHES ALL ENDS IN
nominal_outside_diameter_tube_accommodated0.125 INCHES SECOND END IN
NSN4730-00-979-9227
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 66513 · Braun ⚠ 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: FLARED (TUBE) ALL ENDS
•
NOMINAL OVERALL LENGTH: 1.531 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.125 INCHES SECOND END IN
•
REDUCED PASSAGE NOMINAL INSIDE DIAMETER: 0.047 INCHES ALL ENDS IN
•
NOMINAL THREAD SIZE: 0.313 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEFLARED (TUBE) ALL ENDS
NOMINAL OVERALL LENGTH1.531 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.125 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
REDUCED PASSAGE NOMINAL INSIDE DIAMETER0.047 INCHES ALL ENDS IN
NOMINAL THREAD SIZE0.313 INCHES SECOND END IN
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
SEAT ANGLE37.0 DEGREES FIRST END
SEAT ANGLE30.0 DEGREES SECOND END
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

No substitute or cross-reference records for this part.

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 66513?
66513 is a REDUCER,TUBE manufactured by Braun.
What is the NSN for 66513?
66513 is cataloged in the U.S. Government catalog under NSN 4730-00-979-9227. This indicates validated use in U.S. government and defense supply chains.
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