PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DM74LS27NMicrocircuit,digital

National Semiconductor Corporation · NSN 5962-01-057-4626 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-057-4626 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-057-4626. Primary manufacturer part number: DM74LS27N.
Features
  • Microcircuit,digital — FSC 5962
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Time Rating Per Chacteristic: 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
  • Features Provided: LOW POWER AND SCHOTTKY
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Body Height: 0.180 INCHES MAXIMUM IN
  • Inclosure Material: PLASTIC
  • Input Circuit Pattern: TRIPLE 3 INPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-057-4626, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is National Semiconductor Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 29 commercial cross-references from 25 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-057-4626
Primary Part NumberDM74LS27N
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNational Semiconductor Corporation
StatusACTIVE
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Time Rating Per Chacteristic20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Features ProvidedLOW POWER AND SCHOTTKY
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Body Height0.180 INCHES MAXIMUM IN
Inclosure MaterialPLASTIC
Input Circuit PatternTRIPLE 3 INPUT
Body Length0.785 INCHES MAXIMUM IN
Design Function and Quantity3 GATE, NOR
Body Width0.250 INCHES NOMINAL IN
Inclosure ConfigurationDUAL-IN-LINE
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2995-00-066-6532443800 INTERCHANGEABLE
Connector,control Valve
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2915-00-608-0253 INTERCHANGEABLE
Fuel Control,main,turbine Engine
5962-01-035-7478 INTERCHANGEABLE
Microcircuit,digital
5962-01-085-14565015006-001-140 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Corporation Div Lockheed Martin Systems & Global Solutions
5962-01-105-63841820-1206 INTERCHANGEABLE
Microcircuit,digital
Hewlett-Packard Company Dba HP
5962-01-450-6359 INTERCHANGEABLE
Microcircuit,digital
4820-01-687-9938471159 INTERCHANGEABLE
Valve,globe
Tyco Fire Products Lp
4210-01-688-3461443800 INTERCHANGEABLE
Proportioner,foam Liquid,tank Ty
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
74LS27N Raytheon Company Div Corp (USA)
C72067-Z9009-L27 Siemens Agautomatisierungstechnik Aut A13 (DEU)
446/4/04193/027 Abaco Systems Limited (GBR)
A601302ITEM NO.54 Bae Systems Global Combat Systems Limited (GBR)
1003745-01 Cae Usa Inc. (USA)
SB74LS27N Philips Semiconductors Inc (USA)
DM74LS27N PRIMARY National Semiconductor Corporation (USA)
DM74LS27N Lacon Electronic Gmbh (DEU)
74LS27N PRIMARY Raytheon Company Dba Raytheon Co (USA)
5242-13 PRIMARY Raytheon Company Div Rmd Strategic (USA)
74LS27PC Fairchild Semiconductor Corp (USA)
57-006-7427 Rocc Computers Ltd (GBR)
3300-153 Marconi Avionics Ltd (GBR)
DM74LS27N Adelco Elektronik Gmbh (DEU)
1003745-01 Raytheon Technical Services Company (USA)
3300-153 Leonardo Uk Ltd (GBR)
1003745-01 Thales Uk Limited Dba Thales Uk Ltd Training and Simulation (GBR)
446/4/01511/223 Abaco Systems Limited (GBR)
51057-0019 Honeywell International Inc Dba Honeywell (USA)
3300-153 Leonardo Mw Ltd (GBR)
Related Parts
2995-00-066-6532INTERCHANGEABLE
CONNECTOR,CONTROL VALVE
443800
2915-00-608-0253INTERCHANGEABLE
FUEL CONTROL,MAIN,TURBINE ENGINE
5962-01-035-7478INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-085-1456INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5015006-001-140
5962-01-105-6384INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
1820-1206
5962-01-450-6359INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
4820-01-687-9938INTERCHANGEABLE
VALVE,GLOBE
471159
4210-01-688-3461INTERCHANGEABLE
PROPORTIONER,FOAM LIQUID,TANK TY
443800

Frequently Asked Questions

What is NSN 5962-01-057-4626?

NSN 5962-01-057-4626 is a Microcircuit,digital, manufactured by National Semiconductor Corporation, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-057-4626?

NSN 5962-01-057-4626 has 29 cross-referenced part numbers: 74LS27N (Raytheon Company Div Corp), C72067-Z9009-L27 (Siemens Agautomatisierungstechnik Aut A13), 446/4/04193/027 (Abaco Systems Limited), A601302ITEM NO.54 (Bae Systems Global Combat Systems Limited), 1003745-01 (Cae Usa Inc.) and 24 more.

What NSN replaces 5962-01-057-4626?

There are 8 known substitutes for 5962-01-057-4626: 2995-00-066-6532, 2915-00-608-0253, 5962-01-035-7478 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DM74LS27N?

Key specifications for DM74LS27N: Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC; Time Rating Per Chacteristic: 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS; Features Provided: LOW POWER AND SCHOTTKY; Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC. 12 total characteristics are documented in the Federal Logistics Information System.

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