PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FAM5EScrewdriver Attachment,socket Wr

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-437-3659 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-437-3659 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-437-3659. Primary manufacturer part number: FAM5E.
Features
  • Screwdriver Attachment,socket Wr — FSC 5120
  • Material: STEEL OVERALL
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • Features Provided: MANUAL TOOL AND REPLACEABLE BIT
  • Wrenching Surface Size: 5.0 MILLIMETERS NOMINAL SINGLE END MM
  • Style Designator: HEXAGON
  • Surface Treatment: CHROMIUM DRIVE SURFACE
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Screwdriver Attachment,socket Wr, cataloged under National Stock Number 5120-01-437-3659, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-437-3659
Primary Part NumberFAM5E
Item NameScrewdriver Attachment,socket Wr
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
MaterialSTEEL OVERALL
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
Features ProvidedMANUAL TOOL AND REPLACEABLE BIT
Wrenching Surface Size5.0 MILLIMETERS NOMINAL SINGLE END MM
Style DesignatorHEXAGON
Surface TreatmentCHROMIUM DRIVE SURFACE
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Surface TreatmentOXIDE BIT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-01-053-4158 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
Cross-Reference Index
Part NumberManufacturer
32-05MM Wright Tool Company, Llc (USA)
DP11261 Msi-Defence Systems Ltd (GBR)
FAM5E PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
FAM5A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
DP11261 Ministry of Defence, De&s Underwater and Electronic Warfare Pt (uew Ipt) (GBR)
FAM5E Snap on Tools (AUS)
FAM5E Snap on Uk Holdings Ltd T/a Snap on Tools (GBR)
Related Parts
5120-01-053-4158INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR

Frequently Asked Questions

What is NSN 5120-01-437-3659?

NSN 5120-01-437-3659 is a Screwdriver Attachment,socket Wr, 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 5120-01-437-3659?

NSN 5120-01-437-3659 has 7 cross-referenced part numbers: 32-05MM (Wright Tool Company, Llc), DP11261 (Msi-Defence Systems Ltd), FAM5E (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), FAM5A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), DP11261 (Ministry of Defence, De&s Underwater and Electronic Warfare Pt (uew Ipt)) and 2 more.

What NSN replaces 5120-01-437-3659?

There is 1 known substitute for 5120-01-437-3659: 5120-01-053-4158. Verify interchangeability with system specifications before substitution.

What are the specifications of FAM5E?

Key specifications for FAM5E: Overall Length: 52.6 MILLIMETERS NOMINAL MM; Material: STEEL OVERALL; Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL; Features Provided: MANUAL TOOL AND REPLACEABLE BIT. 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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