PartsTable TECHNICAL DATA SHEET
NSN 2990-01-103-6830Government record, cited

Collar2990-01-103-6830

NSN 2990-01-103-6830 · NIIN 011036830 · Part number 7N3346
Caterpillar Inc Div Caterpillar Defense · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 11083
Government record, cited
NSN 2990-01-103-6830 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-103-6830. Manufacturer of record part number: 7N3346.
Also searched as  2990-01-103-6830 · 2990011036830 · NIIN 011036830 · 01-103-6830 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 11083 · 7N3346 · IPD7N3346
Nearby stock numbers  ·
Features
  • Collar — FSC 2990
  • 1 manufacturer part number on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 2990-01-103-6830
  • NIIN: 011036830
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 7N3346
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Collar, cataloged under National Stock Number 2990-01-103-6830, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts
Item NameCollar
FSC / FSG2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29)
ManufacturersCaterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN2990-01-103-6830
Primary Part Number7N3346
Item NameCollar
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part NumberManufacturer
7N3346 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Reference documents
ReferenceMeaning
IPD7N3346 5/9 Secondary reference
Industrial Parts Depot, Llc Dba Ipd
No interchangeability data on file.
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-103-6830?

NSN 2990-01-103-6830 is a Collar, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-103-6830?

NSN 2990-01-103-6830 has 1 manufacturer part number on file: 7N3346 (Caterpillar Inc Div Caterpillar Defense).

Is NSN 2990-01-103-6830 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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