PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B245Wrench

Lockheed Martin Corp · NSN 5120-00-495-4917 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-495-4917 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-495-4917. Primary manufacturer part number: B245.
Features
  • Wrench — FSC 5120
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench, cataloged under National Stock Number 5120-00-495-4917, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Lockheed Martin Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWrench
FSC / FSG5120 — No Item Name Available (FSG 51)
ManufacturersLockheed Martin Corp (CAGE 98897)
Technical Specifications
ParameterValue
NSN5120-00-495-4917
Primary Part NumberB245
Item NameWrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3455-00-996-957715433 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5955-01-243-996716001622 INTERCHANGEABLE
Crystal Unit,quartz
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
B245 PRIMARY Lockheed Martin Corp (USA)
Related Parts
3455-00-996-9577INTERCHANGEABLE
CUTTER,MILLING,END
15433
5955-01-243-9967INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
16001622

Frequently Asked Questions

What is NSN 5120-00-495-4917?

NSN 5120-00-495-4917 is a Wrench, manufactured by Lockheed Martin Corp, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-495-4917?

NSN 5120-00-495-4917 has 1 cross-referenced part number: B245 (Lockheed Martin Corp).

What NSN replaces 5120-00-495-4917?

There are 2 known substitutes for 5120-00-495-4917: 3455-00-996-9577, 5955-01-243-9967. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com