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20638 — CONDUIT ASSEMBLY,METAL,FLEXIBLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

20638: CONDUIT ASSEMBLY,METAL,FLEXIBLE.

CONDUIT ASSEMBLY,METAL,FLEXIBLE. Key specifications include material: COPPER AND ZINC BODY, hole_size: 0.328 IN. MIN,0.385 IN.

MAX DIA IN, point_type: CONVENTIONAL, cooling_fin: NOT INCLUDED, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND. This part is cataloged in the U.S. Government catalog under NSN 5133-00-227-9666, 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
20638
NSN: 5133-00-227-9666
NIINs: 002279666, 002669246, 003526962, 007979708, 008456455, 008686875, 012314821, 013681114, 015171508
FSC: 5133 — Drill Bits, Counterbores, and Countersinks: Hand and Machine
CAGE: 42970 — LEAR SIEGLER INC NATIONAL TWIST DRILL AND TOOL DIV (USA)
SPECIFICATIONS
materialCOPPER AND ZINC BODY
hole_size0.328 IN. MIN,0.385 IN. MAX DIA IN
point_typeCONVENTIONAL
cooling_finNOT INCLUDED
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length3.625 INCHES NOMINAL IN
hole_spacingSPACED BETWEEN MTG HOLES ON 5.496 IN. MIN.,5.504 IN. MAX DIA BOLT CIRCLE,2 HOLES SPACED 72 DEG APART,144 DEG EAC FROM 3RD HOLE IN
balancing_padNOT INCLUDED
overall_width0.215 INCHES NOMINAL IN
flute_quantity2
oil_drain_holeNOT INCLUDED
NSN5133-00-227-9666
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONDUIT ASSEMBLY,METAL,FLEXIBLE TITLE COMPONENT PN 20638 MFR CONDUIT ASSEMBLY,METAL
KEY FEATURES
•
SHANK DIAMETER: 0.375 INCHES NOMINAL IN
•
CUTTING END STYLE: GENERAL PURPOSE
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
FLUTE LENGTH: 3.625 INCHES NOMINAL IN
•
NOMINAL CUTTING DIAMETER: 0.3750 INCHES IN
•
CUTTING ROTATION DIRECTION: RIGHT-HAND
•
SPECIFICATION/STANDARD DATA: 05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.375 INCHES NOMINAL IN
CUTTING END STYLEGENERAL PURPOSE
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
FLUTE LENGTH3.625 INCHES NOMINAL IN
OVERALL LENGTH5.000 INCHES NOMINAL IN
NOMINAL CUTTING DIAMETER0.3750 INCHES IN
CUTTING ROTATION DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SHANK STYLESTRAIGHT ROUND
FLUTE QUANTITY2
SUBSTITUTES & CROSS-REFERENCES 10
R10Reference document
Same NSN cross-reference
Reference document — Secondary reference
10024Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
405Reference document
Same NSN cross-reference
Reference document — Secondary reference
150 3/8Reference document
Same NSN cross-reference
Reference document — Secondary reference
44024Reference document
Same NSN cross-reference
Reference document — Secondary reference
11475Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20638?
20638 is a CONDUIT ASSEMBLY,METAL,FLEXIBLE.
What parts can replace 20638?
There are 10 known substitutes for 20638: R10, 10024, 405 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20638?
20638 is cataloged in the U.S. Government catalog under NSN 5133-00-227-9666. This indicates validated use in U.S. government and defense supply chains.
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