PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST874Inserter,seal

Cummins Inc · NSN 5120-00-941-3824 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-941-3824 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-941-3824. Primary manufacturer part number: ST874.
Features
  • Inserter,seal — FSC 5120
  • Functional Description: USED TO PUSH SEAL INTO PLACE WHEN VALVE AND GUIDE ARE IN CYLINDER HEAD
  • 1 verified cross-reference
  • Primary manufacturer: Cummins Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Inserter,seal, cataloged under National Stock Number 5120-00-941-3824, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Cummins Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-941-3824
Primary Part NumberST874
Item NameInserter,seal
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerCummins Inc
StatusACTIVE
Functional DescriptionUSED TO PUSH SEAL INTO PLACE WHEN VALVE AND GUIDE ARE IN CYLINDER HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-100-0294 INTERCHANGEABLE
Cup,tapered Roller Bearing
2920-00-460-70261970467 INTERCHANGEABLE
Field Coil Assembly
Delco Remy America Inc
Cross-Reference Index
Part NumberManufacturer
ST874 PRIMARY Cummins Inc (USA)
Related Parts
3110-00-100-0294INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2920-00-460-7026INTERCHANGEABLE
FIELD COIL ASSEMBLY
1970467

Frequently Asked Questions

What is NSN 5120-00-941-3824?

NSN 5120-00-941-3824 is a Inserter,seal, manufactured by Cummins Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-941-3824?

NSN 5120-00-941-3824 has 1 cross-referenced part number: ST874 (Cummins Inc).

What NSN replaces 5120-00-941-3824?

There are 2 known substitutes for 5120-00-941-3824: 3110-00-100-0294, 2920-00-460-7026. Verify interchangeability with system specifications before substitution.

What are the specifications of ST874?

Key specifications for ST874: Functional Description: USED TO PUSH SEAL INTO PLACE WHEN VALVE AND GUIDE ARE IN CYLINDER HEAD; End Item Identification: CUMMINS SERIES NT, V903 AND V28 ENGINES. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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