PartsTable TECHNICAL DATA SHEET
NSN 2815-00-490-3093Government record, cited

Lock, Valve Spring Retainer2815-00-490-3093

NSN 2815-00-490-3093 · NIIN 004903093 · Part number 03184300
Wisconsin Motors, Llc · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 66289
Government record, cited
NSN 2815-00-490-3093 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-490-3093. Manufacturer of record part number: 03184300.
Also searched as  2815-00-490-3093 · 2815004903093 · NIIN 004903093 · 00-490-3093 · FSC 2815 Diesel Engines and Components · CAGE 66289 · 03184300
Nearby stock numbers  ·
Features
  • Lock,valve Spring Retainer — FSC 2815
  • Minimum Inside Diameter: 0.324 INCHES IN
  • Thread Provision: UNTHREADED
  • Largest Outside Diameter: 0.500 INCHES NOMINAL IN
  • Largest Inside Diameter: 0.359 INCHES NOMINAL IN
  • Style Designator: STRAIGHT BORE-TOP AND BOTTOM COUNTERBORE
  • Bottom Counterbore Depth: 0.143 INCHES NOMINAL IN
  • Largest Outside Width: 0.497 INCHES NOMINAL IN
Identification
  • NSN: 2815-00-490-3093
  • NIIN: 004903093
  • FSC: 2815 — Diesel Engines and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 03184300
  • Manufacturer: Wisconsin Motors, Llc
General Description

The Lock,valve Spring Retainer, cataloged under National Stock Number 2815-00-490-3093, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Wisconsin Motors, Llc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-00-490-3093
Primary Part Number03184300
Item NameLock,valve Spring Retainer
FSC / FSG2815 / 28 — Diesel Engines and Components
ManufacturerWisconsin Motors, Llc
StatusACTIVE
Minimum Inside Diameter0.324 INCHES IN
Thread ProvisionUNTHREADED
Largest Outside Diameter0.500 INCHES NOMINAL IN
Largest Inside Diameter0.359 INCHES NOMINAL IN
Style DesignatorSTRAIGHT BORE-TOP AND BOTTOM COUNTERBORE
Bottom Counterbore Depth0.143 INCHES NOMINAL IN
Largest Outside Width0.497 INCHES NOMINAL IN
Outside Included Angle in Deg12.0
Casehardening IndicatorNOT CASEHARDENED
Top Counterbore Depth0.143 INCHES NOMINAL IN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
03184300 PRIMARY Wisconsin Motors, Llc (USA)
No interchangeability data on file.
Other items in FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-011-9099
2815-00-011-9099 · Item name not on file
2815-00-017-1875
PIN
2815-00-024-4185
2815-00-024-4185 · Item name not on file
2815-00-033-1482
2815-00-033-1482 · Item name not on file
2815-00-036-5350
2815-00-036-5350 · Item name not on file
2815-00-179-7630
TUBE
2815-00-346-4639
STRAINER ASSY
2815-00-592-5308
RING,PISTON

Frequently Asked Questions

What is NSN 2815-00-490-3093?

NSN 2815-00-490-3093 is a Lock,valve Spring Retainer, manufactured by Wisconsin Motors, Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-00-490-3093?

NSN 2815-00-490-3093 has 1 manufacturer part number on file: 03184300 (Wisconsin Motors, Llc).

What are the specifications of 03184300?

Key specifications for 03184300: Overall Height: 0.372 INCHES NOMINAL IN; Minimum Inside Diameter: 0.324 INCHES IN; Thread Provision: UNTHREADED; Largest Outside Diameter: 0.500 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 2815-00-490-3093 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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