PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S0-2Idler Shaft and Collar

Brewer Machine & Gear Co · NSN 3020-01-184-4377 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-184-4377 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-184-4377. Primary manufacturer part number: S0-2.
Features
  • Idler Shaft and Collar — FSC 3020
  • General Characteristics Item Description: CONSISTS OF ONE SHAFT 3.000 IN. LG,1.000 IN. DIA,W/0.750-16 MALE THD ON ONE END,AND A GREASE FITTING ON OTHER END,AND ONE SET COLLAR W/SET SCREW IN
  • 1 verified cross-reference
  • Primary manufacturer: Brewer Machine & Gear Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Idler Shaft and Collar, cataloged under National Stock Number 3020-01-184-4377, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Brewer Machine & Gear Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-184-4377
Primary Part NumberS0-2
Item NameIdler Shaft and Collar
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerBrewer Machine & Gear Co
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF ONE SHAFT 3.000 IN. LG,1.000 IN. DIA,W/0.750-16 MALE THD ON ONE END,AND A GREASE FITTING ON OTHER END,AND ONE SET COLLAR W/SET SCREW IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-00-174-03255047-5-21 INTERCHANGEABLE
Cock,plug
Chief of Engineers Dept of Army
6510-01-088-8465S02 INTERCHANGEABLE
Bandage,elastic
Medi-Tech International Corp
3040-01-307-6899S0-2 INTERCHANGEABLE
Shaft,straight
Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
Cross-Reference Index
Part NumberManufacturer
S0-2 PRIMARY Brewer Machine & Gear Co (USA)
Related Parts
4820-00-174-0325INTERCHANGEABLE
COCK,PLUG
5047-5-21
6510-01-088-8465INTERCHANGEABLE
BANDAGE,ELASTIC
S02
3040-01-307-6899INTERCHANGEABLE
SHAFT,STRAIGHT
S0-2

Frequently Asked Questions

What is NSN 3020-01-184-4377?

NSN 3020-01-184-4377 is a Idler Shaft and Collar, manufactured by Brewer Machine & Gear Co, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-184-4377?

NSN 3020-01-184-4377 has 1 cross-referenced part number: S0-2 (Brewer Machine & Gear Co).

What NSN replaces 3020-01-184-4377?

There are 3 known substitutes for 3020-01-184-4377: 4820-00-174-0325, 6510-01-088-8465, 3040-01-307-6899. Verify interchangeability with system specifications before substitution.

What are the specifications of S0-2?

Key specifications for S0-2: General Characteristics Item Description: CONSISTS OF ONE SHAFT 3.000 IN. LG,1.000 IN. DIA,W/0.750-16 MALE THD ON ONE END,AND A GREASE FITTING ON OTHER END,AND ONE SET COLLAR W/SET SCREW IN. 1 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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