PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63A133588P73Microcircuit,digital

Lockheed Martin Corporation Div Rotary and Mission Systems · NSN 5962-01-092-6314 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-092-6314 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-092-6314. Primary manufacturer part number: 63A133588P73.
Features
  • Microcircuit,digital — FSC 5962
  • 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)
  • Operating Temp Range: -0.0 TO 70.0 CELSIUS DEGC
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Input Circuit Pattern: 10 INPUT
  • Body Width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
  • Design Function and Quantity: 4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
  • Time Rating Per Chacteristic: 30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-092-6314, 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 Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-092-6314
Primary Part Number63A133588P73
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rotary and Mission Systems
StatusACTIVE
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)
Operating Temp Range-0.0 TO 70.0 CELSIUS DEGC
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Input Circuit Pattern10 INPUT
Body Width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
Design Function and Quantity4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
Time Rating Per Chacteristic30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Body Length0.896 INCHES MAXIMUM IN
Inclosure ConfigurationDUAL-IN-LINE
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Features ProvidedLOW POWER AND SCHOTTKY AND 3-STATE OUTPUT AND HIGH PERFORMANCE
Body Height0.185 INCHES NOMINAL IN
Inclosure MaterialCERAMIC AND GLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-028-6123 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
SN74LS257AJ Texas Instruments Incorporated (USA)
N74LS257AF-SB Philips Semiconductors Inc (USA)
SN74LS25JD Freescale Semiconductor, Inc. (USA)
63A133588P73 PRIMARY Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
N74LS257AF Philips Semiconductors Inc (USA)
Related Parts
5962-01-028-6123INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-01-092-6314?

NSN 5962-01-092-6314 is a Microcircuit,digital, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-092-6314?

NSN 5962-01-092-6314 has 5 cross-referenced part numbers: SN74LS257AJ (Texas Instruments Incorporated), N74LS257AF-SB (Philips Semiconductors Inc), SN74LS25JD (Freescale Semiconductor, Inc.), 63A133588P73 (Lockheed Martin Corporation Div Rotary and Mission Systems), N74LS257AF (Philips Semiconductors Inc).

What NSN replaces 5962-01-092-6314?

There is 1 known substitute for 5962-01-092-6314: 5962-01-028-6123. Verify interchangeability with system specifications before substitution.

What are the specifications of 63A133588P73?

Key specifications for 63A133588P73: 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); Operating Temp Range: -0.0 TO 70.0 CELSIUS DEGC; Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC; Input Circuit Pattern: 10 INPUT. 13 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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