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MIL-C-172 — MOUNTING BASE,ELECTRICAL EQUIPME

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

MIL-C-172: MOUNTING BASE,ELECTRICAL EQUIPME.

MOUNTING BASE,ELECTRICAL EQUIPME. Key specifications include height: 1.562 INCHES NOMINAL IN, load_rating: 0.300 POUNDS MAXIMUM LBS, thread_size: 1/4-28 ALL THREADED PORTIONS, flange_width: 2.375 INCHES MAXIMUM IN, flange_length: 2.375 INCHES MAXIMUM IN, style_designator: ROUND W/FOUR-HOLE FLANGE. This part is cataloged in the U.S.

Government catalog under NSN 5342-00-079-6455, 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
MRO→ MRO_GENERAL→ MIL-C-172
NSN: 5342-00-079-6455
NIINs: 000796455, 003423882, 005270508, 005440813, 005502755, 005792373, 005842993, 006323180, 006629666, 006629669, 006649240, 006932528, 006932531, 007217651, 007951853, 008028714, 008076972, 008123943, 008259353, 008262205, 008346383, 008346384, 008398572, 008464622, 008551099, 008903406, 008993590, 009355999, 009359617, 009656626, 011328970, 011575185, 013195382, 013738831
FSC: 5342 — Hardware, Weapon System
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
height1.562 INCHES NOMINAL IN
load_rating0.300 POUNDS MAXIMUM LBS
thread_size1/4-28 ALL THREADED PORTIONS
flange_width2.375 INCHES MAXIMUM IN
flange_length2.375 INCHES MAXIMUM IN
style_designatorROUND W/FOUR-HOLE FLANGE
flange_mounting_hole_diameter0.196 INCHES MINIMUM AND 0.206 INCHES MAXIMUM IN
distance_between_mounting_hole_centers1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
shortest_distance_between_mounting_hole_centers1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
NSN5342-00-079-6455
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MOUNTING BASE,ELECTRICAL EQUIPME TITLE COMPONENT PN MIL-C-172 MFR MOUNTING BASE,ELECTRIC
KEY FEATURES
•
FLANGE MOUNTING HOLE DIAMETER: 0.201 INCHES NOMINAL IN
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 1.375 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND SPRING COMPRESSION FOUR-HOLE FLANGE
•
STATIC LOAD RATING AT SPECIFIED DEFLECTION: 5-3/4 LB LOAD RATING AT 15 PCT DEFLECTION LBS
•
FLANGE LENGTH: 1.812 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND B CLASS
•
SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS: 1.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE MOUNTING HOLE DIAMETER0.201 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS1.375 INCHES NOMINAL IN
FLANGE THICKNESS0.125 INCHES NOMINAL IN
STYLE DESIGNATORROUND SPRING COMPRESSION FOUR-HOLE FLANGE
STATIC LOAD RATING AT SPECIFIED DEFLECTION5-3/4 LB LOAD RATING AT 15 PCT DEFLECTION LBS
FLANGE LENGTH1.812 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND B CLASS
SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS1.375 INCHES NOMINAL IN
HEIGHT1.375 INCHES NOMINAL IN
THREAD SIZE8-32NC-2B ALL THREADED PORTIONS
OTHER ITEMS IN FSC 5342 — Hardware, Weapon System
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5342-00-001-1696 5342-00-001-1972 5342-00-001-1980 5342-00-001-2492 5342-00-001-2502 5342-00-001-3915 5342-00-001-4001 5342-00-001-4655
SUBSTITUTES & CROSS-REFERENCES 4
J5572-39Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS91527-1BMDSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
L44-AA-10-1BMDReference document
Same NSN cross-reference
Reference document — Secondary reference
3105-8BReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MIL-C-172?
MIL-C-172 is a MOUNTING BASE,ELECTRICAL EQUIPME. It is classified as a MRO (MRO_GENERAL).
What parts can replace MIL-C-172?
There are 4 known substitutes for MIL-C-172: J5572-39, MS91527-1BMD, L44-AA-10-1BMD and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-C-172?
MIL-C-172 is cataloged in the U.S. Government catalog under NSN 5342-00-079-6455. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.