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SS-402 — SWITCH,PUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SS-402: SWITCH,PUSH.

The SWITCH,PUSH is a the manufacturer industrial component. Key specifications include phase: SINGLE INPUT, material: IRON CAST, bore_type: STRAIGHT, body_style: HOLE MOUNT, duty_cycle: CONTINUOUS, face_width: 0.561 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-258-1714, 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
SS-402
NSN: 3020-00-258-1714
NIINs: 002581714, 003140346, 012319457
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 31033 — TRW INC TRW INTL TRADE GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
phaseSINGLE INPUT
materialIRON CAST
quantity1
bore_typeSTRAIGHT
body_styleHOLE MOUNT
duty_cycleCONTINUOUS
face_width0.561 INCHES NOMINAL IN
body_height1.047 INCHES NOMINAL IN
bore_length0.719 INCHES NOMINAL IN
design_formSPOKED
tooth_pitch0.375 INCHES NOMINAL IN
keyway_width0.188 INCHES NOMINAL IN
NSN3020-00-258-1714
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PUSH TITLE COMPONENT PN SS-402 MFR SWITCH,PUSH
KEY FEATURES
•
HUB OUTSIDE DIAMETER: 1.750 INCHES NOMINAL BOTH ENDS IN
•
BORE LENGTH: 0.719 INCHES NOMINAL IN
•
DESIGN FORM: SPOKED
•
TOOTH PITCH: 0.375 INCHES NOMINAL IN
•
ASA STANDARD CHAIN NUMBER: 35-2
•
OUTSIDE DIAMETER: 5.710 INCHES NOMINAL IN
•
KEYING FACILITY TYPE: KEYWAY
•
QUANTITY: 1
TECHNICAL CHARACTERISTICS
HUB OUTSIDE DIAMETER1.750 INCHES NOMINAL BOTH ENDS IN
BORE LENGTH0.719 INCHES NOMINAL IN
DESIGN FORMSPOKED
TOOTH PITCH0.375 INCHES NOMINAL IN
ASA STANDARD CHAIN NUMBER35-2
OUTSIDE DIAMETER5.710 INCHES NOMINAL IN
KEYING FACILITY TYPEKEYWAY
QUANTITY1
STYLE DESIGNATORWEBBED OR SPOKED
PITCH DIAMETER5.495 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
2899556Same 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 SS-402?
SS-402 is a SWITCH,PUSH.
What parts can replace SS-402?
There is 1 known substitute for SS-402: 2899556. Substitute compatibility should be verified for your specific system.
What is the NSN for SS-402?
SS-402 is cataloged in the U.S. Government catalog under NSN 3020-00-258-1714. 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.