PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DL1-3550-03-CT-CITerminal,stud

Staffall, Inc. Dba Staffall Inc · NSN 5940-00-681-3530 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-681-3530 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-681-3530. Primary manufacturer part number: DL1-3550-03-CT-CI.
Features
  • Terminal,stud — FSC 5940
  • Material: COPPER ALLOY OVERALL EXCEPT INSULATION
  • Basic Shape Style: NONTUBULAR, HEX
  • Surface Treatment: CADMIUM OVERALL EXCEPT INSULATION SINGLE LAYER
  • Width Across Flats: 0.156 INCHES IN
  • Material Document and Classification: MIL-M-14,TY MME MIL SPEC SINGLE MATERIAL RESPONSE INSULATION
  • Thread Length: 0.078 INCHES IN
  • Terminal Length: 0.156 INCHES IN
Applications
  • Applications requiring Copper Alloy Overall Except Insulation construction
General Description

The Terminal,stud, cataloged under National Stock Number 5940-00-681-3530, is classified within Federal Supply Class 5940 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Staffall, Inc. Dba Staffall Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5940-00-681-3530
Primary Part NumberDL1-3550-03-CT-CI
Item NameTerminal,stud
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerStaffall, Inc. Dba Staffall Inc
StatusCANCELLED
MaterialCOPPER ALLOY OVERALL EXCEPT INSULATION
Basic Shape StyleNONTUBULAR, HEX
Surface TreatmentCADMIUM OVERALL EXCEPT INSULATION SINGLE LAYER
Width Across Flats0.156 INCHES IN
Material Document and ClassificationMIL-M-14,TY MME MIL SPEC SINGLE MATERIAL RESPONSE INSULATION
Thread Length0.078 INCHES IN
Terminal Length0.156 INCHES IN
Conductor Accommodation TypeSINGLE TURRET SINGLE END
Surface Treatment Document and ClassificationQQ-P-416,TY2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE MOUNTING FACILITY SINGLE LAYER
Turret Minor Diameter0.050 INCHES SINGLE END IN
Largest Diameter0.072 INCHES SINGLE END IN
MaterialPLASTIC INSULATION
Electrical Insulation FeatureSTANDOFF INSULATION
Mounting Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Mounting Thread Diameter0.086 INCHES IN
Mounting Method StyleTAPPED HOLE
Identification Code ColorWHITE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5940-00-596-2558DL1-3550-3E-CT-CI INTERCHANGEABLE
Terminal,stud
Staffall, Inc. Dba Staffall Inc
5940-00-688-2751DL9-3550-3A-CT-CI INTERCHANGEABLE
Terminal,stud
Staffall, Inc. Dba Staffall Inc
5930-01-479-3968136600 INTERCHANGEABLE
Switch,pressure
Cadillac Gage Textron Inc.
6680-01-548-9886 INTERCHANGEABLE
Transmitter,liquid Quantity
Cross-Reference Index
Part NumberManufacturer
2175D Advanced Interconnections Corporation (USA)
2175-37-1 Advanced Interconnections Corporation (USA)
DL1-3550-03-CT-CI PRIMARY Staffall, Inc. Dba Staffall Inc (USA)
7736567PC2 Lockheed Martin Corp Naval Electronics & Surveillance Systems (USA)
7505811P1 Lockheed Martin Corp Naval Electronics & Surveillance Systems (USA)
2175-17-1 Electronic Molding Corp (USA)
SS5251-2 Precision Metal Products Co (USA)
7736567P0002 Lockheed Martin Corp Naval Electronics & Surveillance Systems (USA)
7736567P2 Lockheed Martin Corp Naval Electronics & Surveillance Systems (USA)
ST1050-98 PRIMARY Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation (USA)
APR192 Schroff Inc (USA)
7505811P1 General Electric Company (USA)
2175-17 Electronic Molding Corp (USA)
2175-14-1 Electronic Molding Corp (USA)
4073-67-5 Litton Systems Inc Guidance and Control Systems Div (USA)
11Q30A4 Whitso Inc (USA)
M3550-3HTC1 Staffall, Inc. Dba Staffall Inc (USA)
11Q30DE4 Whitso Inc (USA)
Related Parts
5940-00-596-2558INTERCHANGEABLE
TERMINAL,STUD
DL1-3550-3E-CT-CI
5940-00-688-2751INTERCHANGEABLE
TERMINAL,STUD
DL9-3550-3A-CT-CI
5930-01-479-3968INTERCHANGEABLE
SWITCH,PRESSURE
136600
6680-01-548-9886INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY

Frequently Asked Questions

What is NSN 5940-00-681-3530?

NSN 5940-00-681-3530 is a Terminal,stud, manufactured by Staffall, Inc. Dba Staffall Inc, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-681-3530?

NSN 5940-00-681-3530 has 18 cross-referenced part numbers: 2175D (Advanced Interconnections Corporation), 2175-37-1 (Advanced Interconnections Corporation), DL1-3550-03-CT-CI (Staffall, Inc. Dba Staffall Inc), 7736567PC2 (Lockheed Martin Corp Naval Electronics & Surveillance Systems), 7505811P1 (Lockheed Martin Corp Naval Electronics & Surveillance Systems) and 13 more.

What NSN replaces 5940-00-681-3530?

There are 4 known substitutes for 5940-00-681-3530: 5940-00-596-2558, 5940-00-688-2751, 5930-01-479-3968 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DL1-3550-03-CT-CI?

Key specifications for DL1-3550-03-CT-CI: Material: COPPER ALLOY OVERALL EXCEPT INSULATION; Basic Shape Style: NONTUBULAR, HEX; Surface Treatment: CADMIUM OVERALL EXCEPT INSULATION SINGLE LAYER; Width Across Flats: 0.156 INCHES IN. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5940-00-681-3530 still in active supply?

NSN 5940-00-681-3530 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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