NSN 2920-01-301-4681 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-301-4681. Manufacturer of record part number: 23503028.
Also searched as2920-01-301-4681 ·
2920013014681 ·
NIIN 013014681 ·
01-301-4681 ·
FSC 2920 Engine Electrical System Components, Nonaircraft · CAGE 2A860 · 23503028
FSC: 2920 — Engine Electrical System Components, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 23503028
Manufacturer: Johnson & Towers Llc
General Description
The Rotor Assembly, cataloged under National Stock Number 2920-01-301-4681, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Johnson & Towers Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2920-01-301-4681
Primary Part Number
23503028
Item Name
Rotor Assembly
FSC / FSG
2920 / 29 — Engine Electrical System Components, Nonaircraft
Manufacturer
Johnson & Towers Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2920-01-337-900723503028POSSIBLE MATCH
ROTOR ASSEMBLY,BLOWER
Possible match (shared part number)Gichner Systems Group, Inc. Div C5isr Division
Penn Power Group Llc Div Government Services Department (USA)
Related Parts
2920-01-337-9007POSSIBLE MATCH
ROTOR ASSEMBLY,BLOWER
23503028
Frequently Asked Questions
What is NSN 2920-01-301-4681?
NSN 2920-01-301-4681 is a Rotor Assembly, manufactured by Johnson & Towers Llc, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
What part numbers are listed for NSN 2920-01-301-4681?
NSN 2920-01-301-4681 has 2 manufacturer part numbers on file: 23503028 (Johnson & Towers Llc), 23503028 (Penn Power Group Llc Div Government Services Department).
What NSN replaces 2920-01-301-4681?
1 possible match (shared part number, not a government interchangeability claim): 2920-01-337-9007. Verify interchangeability with system specifications before substitution.
What are the specifications of 23503028?
Key specifications for 23503028: End Item Identification: BLOWER SCVG DENG. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2920-01-301-4681 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.