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521738 — COUPLING,SHAFT,RIGID

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

521738: COUPLING,SHAFT,RIGID.

The COUPLING,SHAFT,RIGID is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT BOTH ENDS, bore_length: 0.8150 INCHES NOMINAL BOTH ENDS IN, body_material: STEEL, bore_diameter: 0.8820 INCHES NOMINAL SECOND END IN, features_provided: BORE COUNTERBORE, surface_treatment: CHROMIUM. This part is cataloged in the U.S.

Government catalog under NSN 3010-01-275-4752, 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
521738
NSN: 3010-01-275-4752
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT BOTH ENDS
bore_length0.8150 INCHES NOMINAL BOTH ENDS IN
body_materialSTEEL
bore_diameter0.8820 INCHES NOMINAL SECOND END IN
special_featuresFIRST AND SECOND SPLINE DATA: TEETH 24; PRESSURE ANGLE 30.0000; BASE DIA 1.0392 IN.; COUNTERBORE DIAMETER: THROUGH BORE, 0.333 IN. NOMINAL; COUNTERBORE DEPTH: THROUGH BORE, 0.160 IN. NOMINAL IN
features_providedBORE COUNTERBORE
surface_treatmentCHROMIUM
end_item_identificationTF-33 ENGINE
criticality_code_justificationAGAV
NSN3010-01-275-4752
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,RIGID TITLE COMPONENT PN 521738 MFR COUPLING,SHAFT,RIGID
KEY FEATURES
•
BORE LENGTH: 0.7120 INCHES NOMINAL THROUGH BORE IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
FEATURES PROVIDED: BORE COUNTERBORE
•
BORE SHAPE: STRAIGHT BOTH ENDS
•
BODY MATERIAL: STEEL
•
SURFACE TREATMENT: CHROMIUM
TECHNICAL CHARACTERISTICS
BORE LENGTH0.7120 INCHES NOMINAL THROUGH BORE IN
BORE LENGTH0.8150 INCHES NOMINAL BOTH ENDS IN
CRITICALITY CODE JUSTIFICATIONAGAV
FEATURES PROVIDEDBORE COUNTERBORE
BORE SHAPESTRAIGHT BOTH ENDS
BODY MATERIALSTEEL
SPECIAL FEATURESFIRST AND SECOND SPLINE DATA: TEETH 24; PRESSURE ANGLE 30.0000; BASE DIA 1.0392 IN.; COUNTERBORE DIAMETER: THROUGH BORE, 0.333 IN. NOMINAL; COUNTERBORE DEPTH: THROUGH BORE, 0.160 IN. NOMINAL IN
SURFACE TREATMENTCHROMIUM
END ITEM IDENTIFICATIONTF-33 ENGINE
BORE DIAMETER0.8820 INCHES NOMINAL SECOND END IN
OTHER ITEMS IN FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-001-0013 3010-00-001-0067 3010-00-001-0069 3010-00-001-0095 3010-00-001-1239 3010-00-001-1689 3010-00-001-2168 3010-00-001-2173
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 521738?
521738 is a COUPLING,SHAFT,RIGID.
What is the NSN for 521738?
521738 is cataloged in the U.S. Government catalog under NSN 3010-01-275-4752. This indicates validated use in U.S. government and defense supply chains.
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