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PartsTable / COMPONENT / S-438 ITEM 23
S-438 ITEM 23 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SPROCKET WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL, bore_type: STRAIGHT, bore_length: 1.750 INCHES NOMINAL IN, design_form: PLAIN, tooth_pitch: 1.750 INCHES NOMINAL IN, bore_diameter: 2.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-328-3116, 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
S-438 ITEM 23
NSN: 3020-01-328-3116
FSC: 3020
CAGE: 16288 — METSO MINERALS INDUSTRIES, INC. DBA BULK MATERIAL HANDLING (USA)
SPECIFICATIONS
materialSTEEL
bore_typeSTRAIGHT
bore_length1.750 INCHES NOMINAL IN
design_formPLAIN
tooth_pitch1.750 INCHES NOMINAL IN
bore_diameter2.500 INCHES NOMINAL IN
outside_diameter8.717 INCHES NOMINAL IN
style_designatorPLAIN
teeth_row_quantity1
hub_outside_diameter4.250 INCHES NOMINAL AA END IN
teeth_quantity_per_row14
hardness_rating_test_methodNOT RATED
NSN3020-01-328-3116
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPROCKET WHEEL TITLE COMPONENT PN S-438 ITEM 23 MFR SPROCKET WHEEL
KEY FEATURES
•
HARDNESS RATING TEST METHOD: NOT RATED
•
TEETH QUANTITY PER ROW: 14
•
TOOTH PITCH: 1.750 INCHES NOMINAL IN
•
DESIGN FORM: PLAIN
•
BORE TYPE: STRAIGHT
•
OUTSIDE DIAMETER: 8.717 INCHES NOMINAL IN
•
BORE DIAMETER: 2.500 INCHES NOMINAL IN
•
TEETH ROW QUANTITY: 1
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING TEST METHODNOT RATED
TEETH QUANTITY PER ROW14
TOOTH PITCH1.750 INCHES NOMINAL IN
DESIGN FORMPLAIN
BORE TYPESTRAIGHT
OUTSIDE DIAMETER8.717 INCHES NOMINAL IN
BORE DIAMETER2.500 INCHES NOMINAL IN
TEETH ROW QUANTITY1
PROTRUDING HUB CHARACTERISTICPLAIN
BORE LENGTH1.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
P95316Interchangeable
interchangeable cross-reference
interchangeable
NP134Interchangeable
interchangeable cross-reference
interchangeable
NP316Interchangeable
interchangeable cross-reference
interchangeable
53-050942-1Interchangeable
interchangeable cross-reference
interchangeable
100655Interchangeable
interchangeable cross-reference
interchangeable
A16087-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S-438 ITEM 23?
S-438 ITEM 23 is a SPROCKET WHEEL.
What parts can replace S-438 ITEM 23?
There are 13 known substitutes for S-438 ITEM 23: P95316, NP134, NP316 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S-438 ITEM 23?
S-438 ITEM 23 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-328-3116. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026