PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25978Cap,bearing

Moog Inc. Dba Ampac-Isp Corp · NSN 3120-01-056-3403 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-056-3403 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-056-3403. Primary manufacturer part number: 25978.
Features
  • Cap,bearing — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Moog Inc. Dba Ampac-Isp Corp
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Cap,bearing, cataloged under National Stock Number 3120-01-056-3403, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCap,bearing
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersMoog Inc. Dba Ampac-Isp Corp (CAGE 07270)
Technical Specifications
ParameterValue
NSN3120-01-056-3403
Primary Part Number25978
Item NameCap,bearing
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMoog Inc. Dba Ampac-Isp Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-754-7030SMC344366 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3810-01-268-6075 INTERCHANGEABLE
Base,winch
1560-01-715-18522-5978-6 INTERCHANGEABLE
Web,structural Component,aircraf
The Boeing Company Div Defense
1560-01-722-99232-5978-5 INTERCHANGEABLE
Web,structural Component,aircraf
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
25978 PRIMARY Moog Inc. Dba Ampac-Isp Corp (USA)
Related Parts
5950-00-754-7030INTERCHANGEABLE
REACTOR
SMC344366
3810-01-268-6075INTERCHANGEABLE
BASE,WINCH
1560-01-715-1852INTERCHANGEABLE
WEB,STRUCTURAL COMPONENT,AIRCRAF
2-5978-6
1560-01-722-9923INTERCHANGEABLE
WEB,STRUCTURAL COMPONENT,AIRCRAF
2-5978-5

Frequently Asked Questions

What is NSN 3120-01-056-3403?

NSN 3120-01-056-3403 is a Cap,bearing, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-056-3403?

NSN 3120-01-056-3403 has 1 cross-referenced part number: 25978 (Moog Inc. Dba Ampac-Isp Corp).

What NSN replaces 3120-01-056-3403?

There are 4 known substitutes for 3120-01-056-3403: 5950-00-754-7030, 3810-01-268-6075, 1560-01-715-1852 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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