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ST5M1491-302 — SWITCH,LOCK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

ST5M1491-302: SWITCH,LOCK.

The SWITCH,LOCK is a the manufacturer industrial component. Key specifications include body_style: BUSHING MOUNTED, body_width: 1.860 INCHES NOMINAL IN, body_height: 1.960 INCHES NOMINAL IN, overall_width: 1.860 INCHES NOMINAL IN, bushing_length: 0.600 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-115-4254, 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
ST5M1491-302
NSN: 5930-01-115-4254
FSC: 5930 — Switches
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
body_styleBUSHING MOUNTED
body_width1.860 INCHES NOMINAL IN
body_height1.960 INCHES NOMINAL IN
overall_width1.860 INCHES NOMINAL IN
bushing_length0.600 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height1.960 INCHES NOMINAL IN
overall_length3.170 INCHES NOMINAL IN
mounting_methodTHREADED BUSHING
special_featuresKEY WITHDRAWAL POSITION TWO
nominal_thread_size1.188 INCHES IN
end_item_identificationTRAINER TA 76301
NSN5930-01-115-4254
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,LOCK TITLE COMPONENT PN ST5M1491-302 MFR SWITCH,LOCK
KEY FEATURES
•
BUSHING LENGTH: 0.600 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY STYLE: BUSHING MOUNTED
•
MOUNTING METHOD: THREADED BUSHING
•
BODY WIDTH: 1.860 INCHES NOMINAL IN
•
BODY HEIGHT: 1.960 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BUSHING LENGTH0.600 INCHES NOMINAL IN
OVERALL HEIGHT1.960 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
BODY STYLEBUSHING MOUNTED
MOUNTING METHODTHREADED BUSHING
BODY WIDTH1.860 INCHES NOMINAL IN
BODY HEIGHT1.960 INCHES NOMINAL IN
OVERALL LENGTH3.170 INCHES NOMINAL IN
OVERALL WIDTH1.860 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.188 INCHES IN
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES 2
PTKBC2232CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PTKBC2232Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST5M1491-302?
ST5M1491-302 is a SWITCH,LOCK.
What parts can replace ST5M1491-302?
There are 2 known substitutes for ST5M1491-302: PTKBC2232C, PTKBC2232. Substitute compatibility should be verified for your specific system.
What is the NSN for ST5M1491-302?
ST5M1491-302 is cataloged in the U.S. Government catalog under NSN 5930-01-115-4254. 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.