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149249 — SWITCH ASSEMBLY

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

149249: SWITCH ASSEMBLY.

The SWITCH ASSEMBLY is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, switch_type: ROTARY, corner_shape: CHAMFERED INSIDE LEFT CORNER, overall_width: 1.150 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_height: 2.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-729-9885, 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
MRO→ MRO_GENERAL→ 149249
NSN: 3120-00-729-9885
NIINs: 007299885, 010292174
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
switch_typeROTARY
corner_shapeCHAMFERED INSIDE LEFT CORNER
overall_width1.150 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height2.125 INCHES NOMINAL IN
overall_length5.760 INCHES NOMINAL IN
surface_finish80.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
mounting_methodBRACKET(S) AND HOLE
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
precious_materialGOLD
controlling_agencyTHE DIGITRAN COMPANY
NSN3120-00-729-9885
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 149249 · OEM ⚠ 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
•
SURFACE FINISH: 200.0 MICROINCHES LEFT END SURFACE OF BODY
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
TECHNICAL CHARACTERISTICS
SURFACE FINISH200.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH80.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH200.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH50.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
BODY OUTSIDE DIAMETER0.5015 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
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 149249?
149249 is a SWITCH ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 149249?
149249 is cataloged in the U.S. Government catalog under NSN 3120-00-729-9885. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.