NSN 5940-00-272-1809 · NIIN 002721809 · Part number 20523
Telephone Company of America Incorporated · FSC 5940 — Lugs, Terminals, and Terminal Strips · FSG 59 — Electrical and Electronic Equipment Components · CAGE 72217
Government record, cited
NSN 5940-00-272-1809 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-272-1809. Manufacturer of record part number: 20523.
Also searched as5940-00-272-1809 ·
5940002721809 ·
NIIN 002721809 ·
00-272-1809 ·
FSC 5940 Lugs, Terminals, and Terminal Strips · CAGE 72217 · 20523
Conductor Accommodation Type: THREADED EXTERNAL SINGLE END
Identification
NSN: 5940-00-272-1809
NIIN: 002721809
FSC: 5940 — Lugs, Terminals, and Terminal Strips
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 20523
Manufacturer: Telephone Company of America Incorporated
General Description
The Terminal,stud, cataloged under National Stock Number 5940-00-272-1809, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Telephone Company of America Incorporated. Government technical data includes 11 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. 8 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
5940-00-272-1809
Primary Part Number
20523
Item Name
Terminal,stud
FSC / FSG
5940 / 59 — Lugs, Terminals, and Terminal Strips
Manufacturer
Telephone Company of America Incorporated
Status
ACTIVE
Width Across Flats
0.625 INCHES IN
Thread Length
1.125 INCHES IN
Mounting Method Style
STUD
Mounting Thread Quantity
18 PER INCH
Electrical Insulation Feature
UNINSULATED
Terminal Length
1.000 INCHES IN
Conductor Accommodation Type
THREADED EXTERNAL SINGLE END
Surface Treatment
NICKEL OVERALL EXCEPT INSULATION SINGLE LAYER
Mounting Thread Diameter
0.312 INCHES IN
Material
COPPER ALLOY OVERALL EXCEPT INSULATION
Mounting Thread Series
UNIFIED NATIONAL COARSE (UNC)
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 Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5331-00-412-2455POSSIBLE MATCH
O-RING
Possible match (shared part number)
4730-00-540-13912-2 MCN-SSPOSSIBLE MATCH
NIPPLE,PIPE
Possible match (shared part number)Parker-Hannifin Corporation Div Instrumentation Products Division
1040-00-991-573554A50B172POSSIBLE MATCH
PAD,CONTAINER
Possible match (shared part number)Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2910-01-188-325020523POSSIBLE MATCH
PLATE,PUMP PRESSURE
Possible match (shared part number)Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4320-01-333-8274POSSIBLE MATCH
VALVE PLATE,HYDRAULIC MOTOR-PUMP
Possible match (shared part number)
5310-01-342-3517R155820PC80POSSIBLE MATCH
NUT,PLAIN,CAP
Possible match (shared part number)Eaton Aerospace, Llc Dba Jackson South
5950-01-414-8698POSSIBLE MATCH
TRANSFORMER,POWER
Possible match (shared part number)
6505-01-590-6300NDC63323-0507-25POSSIBLE MATCH
MEROPENEM INJECTION
Possible match (shared part number)Fresenius Kabi, Llc
NSN 5940-00-272-1809 is a Terminal,stud, manufactured by Telephone Company of America Incorporated, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
What part numbers are listed for NSN 5940-00-272-1809?
NSN 5940-00-272-1809 has 1 manufacturer part number on file: 20523 (Telephone Company of America Incorporated).
What NSN replaces 5940-00-272-1809?
8 possible matches (shared part number, not a government interchangeability claim): 5331-00-412-2455, 4730-00-540-1391, 1040-00-991-5735. Verify interchangeability with system specifications before substitution.
What are the specifications of 20523?
Key specifications for 20523: Width Across Flats: 0.625 INCHES IN; Thread Length: 1.125 INCHES IN; Mounting Method Style: STUD; Mounting Thread Quantity: 18 PER INCH. 11 specifications are documented in the U.S. Government catalog.
Is NSN 5940-00-272-1809 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.