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11439-00 — SWITCH,THERMOSTATIC

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

11439-00: SWITCH,THERMOSTATIC.

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, body_height: 2.125 INCHES NOMINAL IN, bulb_length: 7.625 INCHES NOMINAL IN, head_height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-195-5042, 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→ 11439-00
NSN: 5305-01-195-5042
NIINs: 011955042, 012043160
FSC: 5305 — Screws
CAGE: 92967 — HUTCHENS INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
body_height2.125 INCHES NOMINAL IN
bulb_length7.625 INCHES NOMINAL IN
head_height0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
thread_class2A A
bulb_diameter0.188 INCHES NOMINAL IN
overall_width1.500 INCHES NOMINAL IN
terminal_typeSCREW
thread_length1.125 INCHES NOMINAL IN
fastener_length5.900 INCHES MINIMUM AND 6.000 INCHES MAXIMUM IN
mounting_methodBRACKET(S) AND THREADED HOLE(S)
NSN5305-01-195-5042
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11439-00 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
•
FASTENER LENGTH: 5.900 INCHES MINIMUM AND 6.000 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.125 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
FASTENER LENGTH5.900 INCHES MINIMUM AND 6.000 INCHES MAXIMUM IN
THREAD LENGTH1.125 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH18
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11439-00?
11439-00 is a SWITCH,THERMOSTATIC. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 11439-00?
11439-00 is cataloged in the U.S. Government catalog under NSN 5305-01-195-5042. 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.