NSN 4140-01-258-1193 · NIIN 012581193 · Part number 30141-1
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 09004
Government record, cited
NSN 4140-01-258-1193 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-258-1193. Manufacturer of record part number: 30141-1.
Also searched as4140-01-258-1193 ·
4140012581193 ·
NIIN 012581193 ·
01-258-1193 ·
FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 09004 · 30141-1
Manufacturer of record: Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
Identification
NSN: 4140-01-258-1193
NIIN: 012581193
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 30141-1
Manufacturer: Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
General Description
The Guard,fan Impeller, cataloged under National Stock Number 4140-01-258-1193, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share 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
4140-01-258-1193
Primary Part Number
30141-1
Item Name
Guard,fan Impeller
FSC / FSG
4140 / 41 — Fans, Air Circulators, and Blower Equipment
Manufacturer
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4320-01-644-336430141-1POSSIBLE MATCH
MOTOR,INJECTION PUM
Possible match (shared part number)Tuthill Pumps Ltd Sub of Tuthill Corp
5930-01-665-7295300111-3POSSIBLE MATCH
SWITCH ASSEMBLY
Possible match (shared part number)Tri-Tec Manufacturing Llc
3040-01-666-3046301411POSSIBLE MATCH
HOUSING,MECHANICAL DRIVE
Possible match (shared part number)Tri-Tec Manufacturing Llc
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
Related Parts
4320-01-644-3364POSSIBLE MATCH
MOTOR,INJECTION PUM
30141-1
5930-01-665-7295POSSIBLE MATCH
SWITCH ASSEMBLY
300111-3
3040-01-666-3046POSSIBLE MATCH
HOUSING,MECHANICAL DRIVE
301411
Frequently Asked Questions
What is NSN 4140-01-258-1193?
NSN 4140-01-258-1193 is a Guard,fan Impeller, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What part numbers are listed for NSN 4140-01-258-1193?
NSN 4140-01-258-1193 has 1 manufacturer part number on file: 30141-1 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).
What NSN replaces 4140-01-258-1193?
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-644-3364, 5930-01-665-7295, 3040-01-666-3046. Verify interchangeability with system specifications before substitution.
What are the specifications of 30141-1?
Key specifications for 30141-1: End Item Identification: 4140-01-258-1188. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4140-01-258-1193 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.