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BS105-3 — SWITCH,FOOT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

BS105-3: SWITCH,FOOT.

The SWITCH,FOOT is a the manufacturer industrial component. Key specifications include body_style: RECTANGULAR PEDAL, body_width: 2.820 INCHES NOMINAL IN, body_height: 0.940 INCHES NOMINAL IN, body_length: 5.750 INCHES NOMINAL IN, special_features: WEAPON SYSTEM ESSENTIAL, end_item_identification: AIRCRAFT, ORION P3; AIRCRAFT, VIKING S-3B; AIRCRAFT, AC-130H, MC-13. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-346-8957, 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
BS105-3
NSN: 5340-00-346-8957
NIINs: 003468957, 010243456
FSC: 5340 — Hardware, Commercial
CAGE: 54108 — D & J PARTS INC (USA)
SPECIFICATIONS
body_styleRECTANGULAR PEDAL
body_width2.820 INCHES NOMINAL IN
body_height0.940 INCHES NOMINAL IN
body_length5.750 INCHES NOMINAL IN
special_featuresWEAPON SYSTEM ESSENTIAL
end_item_identificationAIRCRAFT, ORION P3; AIRCRAFT, VIKING S-3B; AIRCRAFT, AC-130H, MC-13
criticality_code_justificationFEAT
contact_load_current_rating_at_maximum_rated_voltage1.000 AMPERES RESISTIVE DC
NSN5340-00-346-8957
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BS105-3 MFR: OEM ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 1
D3139020Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BS105-3?
BS105-3 is a SWITCH,FOOT.
What parts can replace BS105-3?
There is 1 known substitute for BS105-3: D3139020. Substitute compatibility should be verified for your specific system.
What is the NSN for BS105-3?
BS105-3 is cataloged in the U.S. Government catalog under NSN 5340-00-346-8957. This indicates validated use in U.S. government and defense supply chains.
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