PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S408-4Bearing,sleeve

Chrysler Corp Amplex Div · NSN 3120-00-662-8177 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-662-8177 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-662-8177. Primary manufacturer part number: S408-4.
Features
  • Bearing,sleeve — FSC 3120
  • Nondefinitive Spec/std Data: 1 TYPE AND B COMPOSITION
  • Material: OIL LUBRICATING LUBRICATION
  • Material: STEEL OVERALL
  • Body Outside Diameter: 0.4385 INCHES MINIMUM AND 0.4395 INCHES MAXIMUM IN
  • Body Inside Diameter: 0.3125 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material Document and Classification: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Oil Lubricating Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-662-8177, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Chrysler Corp Amplex Div. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-662-8177
Primary Part NumberS408-4
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerChrysler Corp Amplex Div
StatusACTIVE
Nondefinitive Spec/std Data1 TYPE AND B COMPOSITION
MaterialOIL LUBRICATING LUBRICATION
MaterialSTEEL OVERALL
Body Outside Diameter0.4385 INCHES MINIMUM AND 0.4395 INCHES MAXIMUM IN
Body Inside Diameter0.3125 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and ClassificationMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
Corner ShapeSQUARE ALL CORNERS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5975-00-235-52080101F INTERCHANGEABLE
Raceway,nonmetallic
Geist Manufacturing Inc
3120-00-433-4678 INTERCHANGEABLE
Bearing,sleeve
3120-00-516-1446P280-0500 INTERCHANGEABLE
Bearing,sleeve
Atlas Brass Foundry Inc
3120-00-528-5590 INTERCHANGEABLE
Bearing,sleeve
3120-00-661-7315S409 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
3120-00-661-7320S404 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
3120-00-661-7374S409-1 INTERCHANGEABLE
Bearing,sleeve
Chrysler Realty Company Llc Dba Daimler Chrysler
3120-01-310-5279 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
ASTMB439 American Society for Testing and Materials Dba Astm International (USA)
MIL-B-5687 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S408-4 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
MILB5687TYPE2C0MP0SITI0NB Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S408-4 PRIMARY Chrysler Corp Amplex Div (USA)
Related Parts
5975-00-235-5208INTERCHANGEABLE
RACEWAY,NONMETALLIC
0101F
3120-00-433-4678INTERCHANGEABLE
BEARING,SLEEVE
3120-00-516-1446INTERCHANGEABLE
BEARING,SLEEVE
P280-0500
3120-00-528-5590INTERCHANGEABLE
BEARING,SLEEVE
3120-00-661-7315INTERCHANGEABLE
BEARING,SLEEVE
S409
3120-00-661-7320INTERCHANGEABLE
BEARING,SLEEVE
S404
3120-00-661-7374INTERCHANGEABLE
BEARING,SLEEVE
S409-1
3120-01-310-5279INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 3120-00-662-8177?

NSN 3120-00-662-8177 is a Bearing,sleeve, manufactured by Chrysler Corp Amplex Div, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-662-8177?

NSN 3120-00-662-8177 has 5 cross-referenced part numbers: ASTMB439 (American Society for Testing and Materials Dba Astm International), MIL-B-5687 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S408-4 (Chrysler Realty Company Llc Dba Daimler Chrysler), MILB5687TYPE2C0MP0SITI0NB (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S408-4 (Chrysler Corp Amplex Div).

What NSN replaces 3120-00-662-8177?

There are 8 known substitutes for 3120-00-662-8177: 5975-00-235-5208, 3120-00-433-4678, 3120-00-516-1446 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S408-4?

Key specifications for S408-4: Overall Length: 0.3100 INCHES MINIMUM AND 0.3150 INCHES MAXIMUM IN; Nondefinitive Spec/std Data: 1 TYPE AND B COMPOSITION; Material: OIL LUBRICATING LUBRICATION; Material: STEEL OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

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