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Technical Data Sheet
PartsTable / COMPONENT / 21-151
21-151 ✓ Verified by PartsTable
Legrand · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a Legrand industrial component. Key specifications include width: 0.500 INCHES NOMINAL IN, length: 5.125 INCHES NOMINAL IN, body_width: 4.620 INCHES NOMINAL IN, hole_depth: 0.078 INCHES NOMINAL IN, body_height: 5.080 INCHES NOMINAL IN, body_length: 0.815 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-00-167-2836, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
21-151
NSN: 5962-00-167-2836
FSC: 5962
CAGE: 00816 — PALOMAR PRODUCTS, INC. (USA)
SPECIFICATIONS
width0.500 INCHES NOMINAL IN
length5.125 INCHES NOMINAL IN
materialSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
body_width4.620 INCHES NOMINAL IN
hole_depth0.078 INCHES NOMINAL IN
body_height5.080 INCHES NOMINAL IN
body_length0.815 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
handle_typeSTRAIGHT
key_quantity5
shank_height1.219 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height1.281 INCHES NOMINAL IN
NSN5962-00-167-2836
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 21-151 MFR Legrand MICROCIRCUIT,DIGITAL
KEY FEATURES
•
BODY LENGTH: 0.815 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
•
BODY HEIGHT: 0.155 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
TIME RATING PER CHACTERISTIC: 38.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 38.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
•
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
•
MAXIMUM POWER DISSIPATION RATING: 268.0 MILLIWATTS
•
STORAGE TEMP RANGE: -65.0 TO 150.0 CELSIUS DEGC
•
INPUT CIRCUIT PATTERN: 12 INPUT
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH0.815 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
BODY HEIGHT0.155 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
INCLOSURE CONFIGURATIONDUAL-IN-LINE
TIME RATING PER CHACTERISTIC38.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 38.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
MAXIMUM POWER DISSIPATION RATING268.0 MILLIWATTS
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
INPUT CIRCUIT PATTERN12 INPUT
FEATURES PROVIDEDMONOLITHIC AND POSITIVE OUTPUTS AND COMPLEMENTARY OUTPUTS AND W/DECODED OUTPUT AND W/ENABLE AND W/STROBE
PRECIOUS MATERIAL AND LOCATIONTERMINALS SILVER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
21151Interchangeable
interchangeable cross-reference
interchangeable
1574730Interchangeable
interchangeable cross-reference
interchangeable
21786Interchangeable
interchangeable cross-reference
interchangeable
PM21786Interchangeable
interchangeable cross-reference
interchangeable
7054707P4Interchangeable
interchangeable cross-reference
interchangeable
1700-33LHInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-151?
21-151 is a MICROCIRCUIT,DIGITAL manufactured by Legrand.
What parts can replace 21-151?
There are 23 known substitutes for 21-151: 21151, 1574730, 21786 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21-151?
21-151 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-00-167-2836. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026