PartsTable TECHNICAL DATA SHEET
NSN 3120-00-554-4002Government record, cited

Bearing, Plain, Rod End3120-00-554-4002

NSN 3120-00-554-4002 · NIIN 005544002 · Part number 188B20
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · FSC 3120 — Bearings, Plain, Unmounted · FSG 31 — Bearings · CAGE 78062
Government record, cited
NSN 3120-00-554-4002 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-554-4002. Manufacturer of record part number: 188B20.
Also searched as  3120-00-554-4002 · 3120005544002 · NIIN 005544002 · 00-554-4002 · FSC 3120 Bearings, Plain, Unmounted · CAGE 78062 · 188B20
Nearby stock numbers  ·
Features
  • Bearing,plain,rod End — FSC 3120
  • Shank Thread Length: 1.7300 INCHES NOMINAL IN
  • Bore Center to Shank End Distance: 3.2500 INCHES NOMINAL IN
  • Inner Member Width: 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
  • Outer Member Width: 0.7150 INCHES MAXIMUM IN
  • Style Designator: BALL TYPE
  • Lubrication Feature: GROOVE EXTERNAL INNER MEMBER
  • Features Provided: FLUSH LUBRICATION FITTING
Identification
  • NSN: 3120-00-554-4002
  • NIIN: 005544002
  • FSC: 3120 — Bearings, Plain, Unmounted
  • FSG: 31 — Bearings
  • Primary part number: 188B20
  • Manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
General Description

The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-554-4002, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-554-4002
Primary Part Number188B20
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — Bearings, Plain, Unmounted
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Shank Thread Length1.7300 INCHES NOMINAL IN
Bore Center to Shank End Distance3.2500 INCHES NOMINAL IN
Inner Member Width0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
Outer Member Width0.7150 INCHES MAXIMUM IN
Style DesignatorBALL TYPE
Lubrication FeatureGROOVE EXTERNAL INNER MEMBER
Features ProvidedFLUSH LUBRICATION FITTING
Thread DirectionRIGHT-HAND
Shank StyleEXTERNALLY THREADED
Surface TreatmentCADMIUM OVERALL
Thread Class3A A
Bore Diameter0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
Outer Member Outside Diameter2.2400 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
188B20 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
No interchangeability data on file.
Other items in FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288
3120-00-001-1288 · Item name not on file
3120-00-001-1835
3120-00-001-1835 · Item name not on file
3120-00-001-1838
3120-00-001-1838 · Item name not on file
3120-00-001-1928
3120-00-001-1928 · Item name not on file
3120-00-001-1934
3120-00-001-1934 · Item name not on file
3120-00-001-3933
3120-00-001-3933 · Item name not on file
3120-00-001-3937
3120-00-001-3937 · Item name not on file
3120-00-001-3938
3120-00-001-3938 · Item name not on file

Frequently Asked Questions

What is NSN 3120-00-554-4002?

NSN 3120-00-554-4002 is a Bearing,plain,rod End, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.

What part numbers are listed for NSN 3120-00-554-4002?

NSN 3120-00-554-4002 has 1 manufacturer part number on file: 188B20 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What are the specifications of 188B20?

Key specifications for 188B20: Shank Thread Length: 1.7300 INCHES NOMINAL IN; Bore Center to Shank End Distance: 3.2500 INCHES NOMINAL IN; Inner Member Width: 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN; Outer Member Width: 0.7150 INCHES MAXIMUM IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 3120-00-554-4002 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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