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PartsTable / COMPONENT / M3971/2-1
M3971/2-1 ✓ Verified by PartsTable
— · 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 M3971/2-1 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6645-00-151-5280, 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
M3971/2-1
NSN: 6645-00-151-5280
FSC: 6645
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM3971/2-1
NSN6645-00-151-5280
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available M3971/2-1 TITLE COMPONENT PN M3971/2-1 MFR M3971/2-1
KEY FEATURES
•
MAXIMUM MEASUREMENT: 99999.90
•
TERMINAL TYPE: SOLDER
•
MOVEMENT TYPE: ELECTRICAL
•
MOUNTING METHOD: FLUSH
•
HERMETIC PROTECTION: NOT PROVIDED
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NONDEFINITIVE SPEC/STD DATA: II TYPE AND A GRADE
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UNIT TYPE: MOUNTED
•
SMALLEST INCREMENT INDICATED: 0.10
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM MEASUREMENT99999.90
TERMINAL TYPESOLDER
MOVEMENT TYPEELECTRICAL
MOUNTING METHODFLUSH
HERMETIC PROTECTIONNOT PROVIDED
NONDEFINITIVE SPEC/STD DATAII TYPE AND A GRADE
UNIT TYPEMOUNTED
SMALLEST INCREMENT INDICATED0.10
MOUNTING CONFIGURATIONTHREE 0.125 IN. DIA MTG HOLES ON 1.220 IN. RADIUS SPACED 120 DEG APART IN
BODY DEPTH3.000 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
P1381Interchangeable
interchangeable cross-reference
interchangeable
A43058Interchangeable
interchangeable cross-reference
interchangeable
GAG185Interchangeable
interchangeable cross-reference
interchangeable
10NG1Interchangeable
interchangeable cross-reference
interchangeable
ET1414Interchangeable
interchangeable cross-reference
interchangeable
M594-120VAC60CPSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M3971/2-1?
M3971/2-1 is a M3971/2-1.
What parts can replace M3971/2-1?
There are 19 known substitutes for M3971/2-1: P1381, A43058, GAG185 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M3971/2-1?
M3971/2-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6645-00-151-5280. 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