PartsTable TECHNICAL DATA SHEET
NSN 2920-01-273-2702Government record, cited

Block, Generator, Engine Accessory2920-01-273-2702

NSN 2920-01-273-2702 · NIIN 012732702 · Part number 5R3381
Caterpillar Inc Div Caterpillar Defense · FSC 2920 — Engine Electrical System Components, Nonaircraft · FSG 29 — Engine Accessories · CAGE 11083
Government record, cited
NSN 2920-01-273-2702 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-273-2702. Manufacturer of record part number: 5R3381.
Also searched as  2920-01-273-2702 · 2920012732702 · NIIN 012732702 · 01-273-2702 · FSC 2920 Engine Electrical System Components, Nonaircraft · CAGE 11083 · 5R3381
Nearby stock numbers  ·
Features
  • Block,generator,engine Accessory — FSC 2920
  • General Characteristics Item Description: IRREGULAR SHAPED WITH ATTACHMENT HOLES
  • 1 manufacturer part number on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 2920-01-273-2702
  • NIIN: 012732702
  • FSC: 2920 — Engine Electrical System Components, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 5R3381
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Block,generator,engine Accessory, cataloged under National Stock Number 2920-01-273-2702, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 specification, 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
NSN2920-01-273-2702
Primary Part Number5R3381
Item NameBlock,generator,engine Accessory
FSC / FSG2920 / 29 — Engine Electrical System Components, Nonaircraft
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
General Characteristics Item DescriptionIRREGULAR SHAPED WITH ATTACHMENT HOLES
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
5R3381 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
No interchangeability data on file.
Other items in FSC 2920 — Engine Electrical System Components, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2920-00-000-0088
INSTALLATION KIT,AL
2920-00-000-0183
GENERATOR,ENGINE ACCESSORY
2920-00-000-0194
2920-00-000-0194 · Item name not on file
2920-00-001-3474
COIL,MAGNETO
2920-00-001-3843
PLATE ASSY,ARMATURE
2920-00-001-6184
2920-00-001-6184 · Item name not on file
2920-00-001-6185
2920-00-001-6185 · Item name not on file
2920-00-001-8891
2920-00-001-8891 · Item name not on file

Frequently Asked Questions

What is NSN 2920-01-273-2702?

NSN 2920-01-273-2702 is a Block,generator,engine Accessory, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.

What part numbers are listed for NSN 2920-01-273-2702?

NSN 2920-01-273-2702 has 1 manufacturer part number on file: 5R3381 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 5R3381?

Key specifications for 5R3381: General Characteristics Item Description: IRREGULAR SHAPED WITH ATTACHMENT HOLES. 1 specification is documented in the U.S. Government catalog.

Is NSN 2920-01-273-2702 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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