PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-220Bit,screwdriver

Jensen Tools, Inc. · NSN 5120-01-018-8977 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-018-8977 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-018-8977. Primary manufacturer part number: 3-220.
Features
  • Bit,screwdriver — FSC 5120
  • Features Provided: MANUAL TOOL
  • Drive Shank Type: MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
  • Tip Type: MALE HEXAGONAL
  • Width Across Flats: 0.078 INCHES NOMINAL IN
  • 7 verified cross-references
  • Primary manufacturer: Jensen Tools, Inc.
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Bit,screwdriver, cataloged under National Stock Number 5120-01-018-8977, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Jensen Tools, Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-018-8977
Primary Part Number3-220
Item NameBit,screwdriver
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerJensen Tools, Inc.
StatusACTIVE
Features ProvidedMANUAL TOOL
Drive Shank TypeMALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
Tip TypeMALE HEXAGONAL
Width Across Flats0.078 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-634-82656405258 FIND 52 INTERCHANGEABLE
Paper,gasket
Naval Sea Systems Command
4730-01-114-5902116141 INTERCHANGEABLE
Flange,pipe
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
3-220 Jensen Tools, Inc. (USA)
9922BP Apex Tool Group, Llc (USA)
TMT-99-22BP Time Motion Tools Inc (USA)
116-141 Stanley Supply & Services Inc. (USA)
108X200 Specialized Products Company Dba Specialized Products Co (USA)
9922BP Apex Tool Group (USA)
272SC198 Techni-Tool, Inc. (USA)
Related Parts
5330-00-634-8265INTERCHANGEABLE
PAPER,GASKET
6405258 FIND 52
4730-01-114-5902INTERCHANGEABLE
FLANGE,PIPE
116141

Frequently Asked Questions

What is NSN 5120-01-018-8977?

NSN 5120-01-018-8977 is a Bit,screwdriver, manufactured by Jensen Tools, Inc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-018-8977?

NSN 5120-01-018-8977 has 7 cross-referenced part numbers: 3-220 (Jensen Tools, Inc.), 9922BP (Apex Tool Group, Llc), TMT-99-22BP (Time Motion Tools Inc), 116-141 (Stanley Supply & Services Inc.), 108X200 (Specialized Products Company Dba Specialized Products Co) and 2 more.

What NSN replaces 5120-01-018-8977?

There are 2 known substitutes for 5120-01-018-8977: 5330-00-634-8265, 4730-01-114-5902. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-220?

Key specifications for 3-220: Special Features: BALL END; Features Provided: MANUAL TOOL; Drive Shank Type: MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES; Tip Type: MALE HEXAGONAL. 7 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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