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NSN 4940-00-232-9055Government record, cited

Cutter, Milling, Commutator Mica4940-00-232-9055

NSN 4940-00-232-9055 · NIIN 002329055 · Part number U12-4-20
Rjk Corp · FSC 4940 — Miscellaneous Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 29695
Government record, cited
NSN 4940-00-232-9055 — this item is cataloged by the U.S. Government under National Stock Number 4940-00-232-9055. Manufacturer of record part number: U12-4-20.
Also searched as  4940-00-232-9055 · 4940002329055 · NIIN 002329055 · 00-232-9055 · FSC 4940 Miscellaneous Maintenance and Repair Shop Specialized Equipment · CAGE 29695 · U12-4-20
Nearby stock numbers  ·
Features
  • Cutter,milling,commutator Mica — FSC 4940
  • Mounting Hole Diameter: 0.125 INCHES NOMINAL IN
  • Outside Diameter: 0.375 INCHES NOMINAL IN
  • Material: STEEL
  • Cut Shape: U-SLOT
  • Thickness: 0.020 INCHES NOMINAL IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Rjk Corp
Identification
  • NSN: 4940-00-232-9055
  • NIIN: 002329055
  • FSC: 4940 — Miscellaneous Maintenance and Repair Shop Specialized Equipment
  • FSG: 49 — Maintenance and Repair Shop Equipment
  • Primary part number: U12-4-20
  • Manufacturer: Rjk Corp
General Description

The Cutter,milling,commutator Mica, cataloged under National Stock Number 4940-00-232-9055, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Rjk Corp. Government technical data includes 5 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
NSN4940-00-232-9055
Primary Part NumberU12-4-20
Item NameCutter,milling,commutator Mica
FSC / FSG4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment
ManufacturerRjk Corp
StatusACTIVE
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Outside Diameter0.375 INCHES NOMINAL IN
MaterialSTEEL
Cut ShapeU-SLOT
Thickness0.020 INCHES NOMINAL IN
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
U12-4-20 PRIMARY Rjk Corp (USA)
No interchangeability data on file.
Other items in FSC 4940 — Miscellaneous Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4940-00-001-1283
4940-00-001-1283 · Item name not on file
4940-00-001-1286
4940-00-001-1286 · Item name not on file
4940-00-001-5394
4940-00-001-5394 · Item name not on file
4940-00-001-6355
4940-00-001-6355 · Item name not on file
4940-00-001-9583
DEGREASER
4940-00-003-1045
4940-00-003-1045 · Item name not on file
4940-00-003-1047
4940-00-003-1047 · Item name not on file
4940-00-003-1050
4940-00-003-1050 · Item name not on file

Frequently Asked Questions

What is NSN 4940-00-232-9055?

NSN 4940-00-232-9055 is a Cutter,milling,commutator Mica, manufactured by Rjk Corp, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4940-00-232-9055?

NSN 4940-00-232-9055 has 1 manufacturer part number on file: U12-4-20 (Rjk Corp).

What are the specifications of U12-4-20?

Key specifications for U12-4-20: Mounting Hole Diameter: 0.125 INCHES NOMINAL IN; Outside Diameter: 0.375 INCHES NOMINAL IN; Material: STEEL; Cut Shape: U-SLOT. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4940-00-232-9055 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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