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29038 — SWITCH,ROTARY

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

29038: SWITCH,ROTARY.

Premium quality is achieved by using appropriate thick cardboard, a special non-reflective layer, and puzzle pieces’ perfect fitting. Key specifications include material: RUBBER SYNTHETIC OVERALL, shaft_type: ROUND SINGLE ACTUATOR, shaft_length: 0.750 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 1.125 INCHES NOMINAL IN, pole_quantity: 2 SINGLE SECTION FRONT, terminal_type: TAB, SOLDER LUG. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-294-9984, 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→ 29038
NSN: 5330-00-294-9984
NIINs: 002949984, 002963209, 008230576, 016955963
FSC: 5330 — Packing and Gasket Materials
CAGE: 38455 — ITT MARLOW A UNIT OF ITT PUMPS AND COMPRESSORS DIV (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
shaft_typeROUND SINGLE ACTUATOR
shaft_length0.750 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width1.125 INCHES NOMINAL IN
pole_quantity2 SINGLE SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_height1.313 INCHES NOMINAL IN
overall_length1.250 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity4 SINGLE SECTION FRONT
hardness_rating65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
NSN5330-00-294-9984
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 29038 MFR: Trefl ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL THICKNESS: 0.130 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 4.479 INCHES MINIMUM AND 4.507 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 4.349 INCHES MINIMUM AND 4.369 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.130 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
HARDNESS RATING65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER4.479 INCHES MINIMUM AND 4.507 INCHES MAXIMUM IN
APERTURE DIAMETER4.349 INCHES MINIMUM AND 4.369 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC 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 29038?
29038 is a SWITCH,ROTARY manufactured by Trefl. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 29038?
29038 is cataloged in the U.S. Government catalog under NSN 5330-00-294-9984. This indicates validated use in U.S. government and defense supply chains.
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