PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SN74LS21NP3Microcircuit,digital

Texas Instruments Incorporated · NSN 5962-01-248-9490 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-248-9490 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-248-9490. Primary manufacturer part number: SN74LS21NP3.
Features
  • Microcircuit,digital — FSC 5962
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Features Provided: BURN IN
  • Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC
  • Inclosure Material: PLASTIC
  • Design Function and Quantity: 2 GATE, AND
  • Body Length: 0.796 INCHES MAXIMUM IN
  • Test Data Document: 16331-63A133588 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-248-9490, 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 Texas Instruments Incorporated. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-248-9490
Primary Part NumberSN74LS21NP3
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusACTIVE
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Features ProvidedBURN IN
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Inclosure MaterialPLASTIC
Design Function and Quantity2 GATE, AND
Body Length0.796 INCHES MAXIMUM IN
Test Data Document16331-63A133588 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Body Width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
Input Circuit PatternDUAL 4 INPUT
Inclosure ConfigurationDUAL-IN-LINE
Body Height0.140 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-01-034-9830 INTERCHANGEABLE
Microcircuit,digital
5962-01-038-3455SN74LS21N INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
SN74LS21NP3 PRIMARY Texas Instruments Incorporated (USA)
DM74LS21NA+ National Semiconductor Corporation (USA)
DM54LS21J/883 National Semiconductor Corporation (USA)
N74LS21N-B Philips Semiconductors Inc (USA)
63A133588P17P Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
SN74LS21ND Freescale Semiconductor, Inc. (USA)
74LS21PCQR Fairchild Semiconductor Corp (USA)
SN74LS21N Texas Instruments Incorporated (USA)
Related Parts
5962-01-034-9830INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-038-3455INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN74LS21N

Frequently Asked Questions

What is NSN 5962-01-248-9490?

NSN 5962-01-248-9490 is a Microcircuit,digital, manufactured by Texas Instruments Incorporated, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-248-9490?

NSN 5962-01-248-9490 has 8 cross-referenced part numbers: SN74LS21NP3 (Texas Instruments Incorporated), DM74LS21NA+ (National Semiconductor Corporation), DM54LS21J/883 (National Semiconductor Corporation), N74LS21N-B (Philips Semiconductors Inc), 63A133588P17P (Lockheed Martin Corporation Div Rotary and Mission Systems) and 3 more.

What NSN replaces 5962-01-248-9490?

There are 2 known substitutes for 5962-01-248-9490: 5962-01-034-9830, 5962-01-038-3455. Verify interchangeability with system specifications before substitution.

What are the specifications of SN74LS21NP3?

Key specifications for SN74LS21NP3: Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC; Features Provided: BURN IN; Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC; Inclosure Material: PLASTIC. 11 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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