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176556 — DRUM ASSEMBLY,AILERON

✓ Government record, cited
Hama · BALL BEARING
PRODUCT OVERVIEW

176556: DRUM ASSEMBLY,AILERON.

Don't buy new - retrofit! The WiFi retrofit module is installed directly into sockets, light switches or the power supply to lamps and allows devices to be switched on or off via an app, voice command or a timer. This saves you having to buy lots of individual WiFi lamps, for example.

This part is cataloged in the U.S. Government catalog under NSN 3120-00-159-0934, 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
176556
NSN: 3120-00-159-0934
NIINs: 001590934, 001910223
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 71791 — CURTISS-WRIGHT CONTROLS, INC. DBA CURTISS WRIGHT DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 8740 OVERALL
corner_shapeSQUARE INSIDE LEFT CORNER
flange_width0.0600 INCHES NOMINAL IN
overall_length0.8300 INCHES NOMINAL IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSOLID, EXTERNAL FLANGE ONE END
surface_treatmentCADMIUM OVERALL
body_inside_diameter0.5900 INCHES NOMINAL IN
body_outside_diameter0.6865 INCHES MINIMUM AND 0.6870 INCHES MAXIMUM IN
end_item_identificationAIRCRAFT MODEL F80
flange_outside_diameter1.0000 INCHES NOMINAL IN
material_document_and_classificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-159-0934
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 176556 · Hama ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: CPS 6616,71791 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
FLANGE OUTSIDE DIAMETER: 1.0000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONCPS 6616,71791 MFR REF SINGLE TREATMENT RESPONSE OVERALL
FLANGE OUTSIDE DIAMETER1.0000 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.6865 INCHES MINIMUM AND 0.6870 INCHES MAXIMUM IN
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 176556?
176556 is a DRUM ASSEMBLY,AILERON manufactured by Hama.
What is the NSN for 176556?
176556 is cataloged in the U.S. Government catalog under NSN 3120-00-159-0934. This indicates validated use in U.S. government and defense supply chains.
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