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S-3179 ✓ 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

SEAL ASSEMBLY,SHAFT,SPRING LOADE. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-057-3678, 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
S-3179
NSN: 4320-01-057-3678
FSC: 4320
CAGE: 15809 — MARSHALL ENGINEERED PRODUCTS CO DBA MEPCO (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCONSISTS OF 8 PARTS,MATING RING,CUP,PRIMARY RING,BELLOWS,RETAINER,SPRING,DRIVE BAND AND SPRING HOLDER,1.250 IN. ID,1.500 IN. LONG IN
NSN4320-01-057-3678
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL ASSEMBLY,SHAFT,SPRING LOADE TITLE COMPONENT PN S-3179 MFR SEAL ASSEMBLY,SHAFT,SP
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CONSISTS OF 8 PARTS,MATING RING,CUP,PRIMARY RING,BELLOWS,RETAINER,SPRING,DRIVE BAND AND SPRING HOLDER,1.250 IN. ID,1.500 IN. LONG IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCONSISTS OF 8 PARTS,MATING RING,CUP,PRIMARY RING,BELLOWS,RETAINER,SPRING,DRIVE BAND AND SPRING HOLDER,1.250 IN. ID,1.500 IN. LONG IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
3179Interchangeable
interchangeable cross-reference
interchangeable
22-02041-001Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
226-7-28Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-7560/1Interchangeable
interchangeable cross-reference
interchangeable
KY25Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S-3179?
S-3179 is a SEAL ASSEMBLY,SHAFT,SPRING LOADE.
What parts can replace S-3179?
There are 13 known substitutes for S-3179: 3179, 22-02041-001, 00044 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S-3179?
S-3179 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-057-3678. 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