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28173 — CORE,ELECTROMAGNETIC COMPONENT

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

28173: CORE,ELECTROMAGNETIC COMPONENT.

The CORE,ELECTROMAGNETIC COMPONENT is a the manufacturer industrial component. Key specifications include end_item_identification: TONS PUSHER TUG BOAT, part_name_assigned_by_controlling_agency: PISTON ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5977-01-024-4801, 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→ 28173
NSN: 5977-01-024-4801
NIINs: 010244801, 010554011, 012121431, 016981509
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 11384 — KOLLMORGEN CORP (USA)
SPECIFICATIONS
end_item_identificationTONS PUSHER TUG BOAT
part_name_assigned_by_controlling_agencyPISTON ASSEMBLY
NSN5977-01-024-4801
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CORE,ELECTROMAGNETIC COMPONENT TITLE COMPONENT PN 28173 MFR CORE,ELECTROMAGNETIC C
KEY FEATURES
•
LENGTH: 0.520 INCHES NOMINAL IN
•
TERMINAL DIAMETER: 0.312 INCHES NOMINAL IN
•
LARGEST OUTSIDE DIAMETER: 0.240 INCHES NOMINAL IN
•
BODY STYLE: RECTANGULAR COMMUTATOR
•
SHUNT POSITION DESIGNATOR: 5
•
STYLE DESIGNATOR: ONE PIECE
•
MATERIAL DOCUMENT AND CLASSIFICATION: STACKPOLE CARBON CO,GRADE 190 MFR REF SINGLE MATERIAL RESPONSE
•
SPRING FREE LENGTH: 0.880 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH0.520 INCHES NOMINAL IN
TERMINAL DIAMETER0.312 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER0.240 INCHES NOMINAL IN
BODY STYLERECTANGULAR COMMUTATOR
SHUNT POSITION DESIGNATOR5
STYLE DESIGNATORONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATIONSTACKPOLE CARBON CO,GRADE 190 MFR REF SINGLE MATERIAL RESPONSE
SPRING FREE LENGTH0.880 INCHES NOMINAL IN
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
BRUSH SHUNT LENGTH0.500 INCHES NOMINAL SINGLE SHUNT IN
SUBSTITUTES & CROSS-REFERENCES 3
T-2712Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4256A411 FIGURE 1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A28173Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28173?
28173 is a CORE,ELECTROMAGNETIC COMPONENT. It is classified as a MRO (MRO_GENERAL).
What parts can replace 28173?
There are 3 known substitutes for 28173: T-2712, 4256A411 FIGURE 1, A28173. Substitute compatibility should be verified for your specific system.
What is the NSN for 28173?
28173 is cataloged in the U.S. Government catalog under NSN 5977-01-024-4801. 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.