PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A57-6Adapter,bushing Driver

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-00-371-9577 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-371-9577 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-371-9577. Primary manufacturer part number: A57-6.
Features
  • Adapter,bushing Driver — FSC 5120
  • General Characteristics Item Description: STEEL; 0.678 IN. SMALL OUTSIDE DIA; 0.809 IN. LARGE OUTSIDE DIA; USED WITH SNAP-ON NO. A57-14A DRIVER HANDLE A
  • 1 verified cross-reference
  • Primary manufacturer: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Adapter,bushing Driver, cataloged under National Stock Number 5120-00-371-9577, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. 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
NSN5120-00-371-9577
Primary Part NumberA57-6
Item NameAdapter,bushing Driver
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
General Characteristics Item DescriptionSTEEL; 0.678 IN. SMALL OUTSIDE DIA; 0.809 IN. LARGE OUTSIDE DIA; USED WITH SNAP-ON NO. A57-14A DRIVER HANDLE A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1305-00-028-6603 INTERCHANGEABLE
Cartridge,caliber .50
5920-00-280-5066 INTERCHANGEABLE
Fuse,cartridge
2805-00-353-8993AS1017 INTERCHANGEABLE
Valve,poppet,engine
Eaton Corp Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
A57-6 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
1305-00-028-6603INTERCHANGEABLE
CARTRIDGE,CALIBER .50
5920-00-280-5066INTERCHANGEABLE
FUSE,CARTRIDGE
2805-00-353-8993INTERCHANGEABLE
VALVE,POPPET,ENGINE
AS1017

Frequently Asked Questions

What is NSN 5120-00-371-9577?

NSN 5120-00-371-9577 is a Adapter,bushing Driver, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-371-9577?

NSN 5120-00-371-9577 has 1 cross-referenced part number: A57-6 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-00-371-9577?

There are 3 known substitutes for 5120-00-371-9577: 1305-00-028-6603, 5920-00-280-5066, 2805-00-353-8993. Verify interchangeability with system specifications before substitution.

What are the specifications of A57-6?

Key specifications for A57-6: General Characteristics Item Description: STEEL; 0.678 IN. SMALL OUTSIDE DIA; 0.809 IN. LARGE OUTSIDE DIA; USED WITH SNAP-ON NO. A57-14A DRIVER HANDLE A. 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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