PartsTable
Technical Data Sheet
S440-5 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The SEMICONDUCTOR DEVICE,THYRISTOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: CASTELLATED, HEXAGON, nut_height: 0.552 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, overall_length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-3047, 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
S440-5
NSN: 5310-00-010-3047
FSC: 5310
CAGE: 80837 — KYSOR/WESTRAN CORP AUSTIN TRAILER DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleCASTELLATED, HEXAGON
nut_height0.552 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
overall_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
mounting_methodTERMINAL
overall_diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
special_featuresTHIRD TERMINAL MAY BE OMITTED
thread_directionRIGHT-HAND
features_providedHERMETICALLY SEALED CASE
width_across_flats0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
NSN5310-00-010-3047
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S440-5 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
NOMINAL THREAD SIZE: 0.500 INCHES IN
WIDTH ACROSS FLATS: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
NUT HEIGHT: 0.552 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA: A TYPE
MATERIAL: STEEL OVERALL
THREAD CLASS: 2B
THREAD DIRECTION: RIGHT-HAND
NUT STYLE: CASTELLATED, HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.500 INCHES IN
WIDTH ACROSS FLATS0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
NUT HEIGHT0.552 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATAA TYPE
MATERIALSTEEL OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
NUT STYLECASTELLATED, HEXAGON
THREAD QUANTITY PER INCH20
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
280026-133Interchangeable
interchangeable cross-reference
interchangeable
88502CE1SA2Interchangeable
interchangeable cross-reference
interchangeable
954147Interchangeable
interchangeable cross-reference
interchangeable
10347Interchangeable
interchangeable cross-reference
interchangeable
103047Interchangeable
interchangeable cross-reference
interchangeable
10347DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S440-5?
S440-5 is a SEMICONDUCTOR DEVICE,THYRISTOR.
What parts can replace S440-5?
There are 17 known substitutes for S440-5: 280026-133, 88502CE1SA2, 954147 and 14 more. Substitute compatibility should be verified for your specific system.
Is S440-5 still available?
S440-5 is currently cancelled.
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