PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

125-50Wrench,spanner

Lockheed Martin Corp · NSN 5120-01-327-7818 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-327-7818 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-327-7818. Primary manufacturer part number: 125-50.
Features
  • Wrench,spanner — FSC 5120
  • Functional Description: USED DURING CORROSION CONTROL MAINTENANCE
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench,spanner, cataloged under National Stock Number 5120-01-327-7818, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-327-7818
Primary Part Number125-50
Item NameWrench,spanner
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Functional DescriptionUSED DURING CORROSION CONTROL MAINTENANCE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-155-7029503-9873-002 INTERCHANGEABLE
Terminal Board
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5325-00-276-777312550 INTERCHANGEABLE
Grommet,nonmetallic
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
2915-00-484-665312550 INTERCHANGEABLE
Collar
Triumph Engine Control Systems Llc
6640-00-494-3893 INTERCHANGEABLE
Slide,microscope
5850-00-501-1455 INTERCHANGEABLE
Light,signal
5940-00-629-7357341-120 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
4130-00-760-54977006 INTERCHANGEABLE
Charging Unit,refrigerant
Thermal Engineering Co a Div of Sea Kay Co Inc
3950-00-804-2716702-52098 INTERCHANGEABLE
Hub,idler
Control Flow, Inc. Dba Control Flow Inc
2930-01-047-18438125501 INTERCHANGEABLE
Pump,cooling System,engine
Am General Llc
5133-01-050-7936 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
5120PL0659063 Jednolity Indeks Materialowy - Uniform Material Index (POL)
125-50 PRIMARY Lockheed Martin Corp (USA)
Related Parts
5940-00-155-7029INTERCHANGEABLE
TERMINAL BOARD
503-9873-002
5325-00-276-7773INTERCHANGEABLE
GROMMET,NONMETALLIC
12550
2915-00-484-6653INTERCHANGEABLE
COLLAR
12550
6640-00-494-3893INTERCHANGEABLE
SLIDE,MICROSCOPE
5850-00-501-1455INTERCHANGEABLE
LIGHT,SIGNAL
5940-00-629-7357INTERCHANGEABLE
TERMINAL,LUG
341-120
4130-00-760-5497INTERCHANGEABLE
CHARGING UNIT,REFRIGERANT
7006
3950-00-804-2716INTERCHANGEABLE
HUB,IDLER
702-52098
2930-01-047-1843INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8125501
5133-01-050-7936INTERCHANGEABLE
DRILL,TWIST
6685-01-076-8967INTERCHANGEABLE
BLACKBODY
5342-01-272-9831INTERCHANGEABLE
PLATE,SPECIAL
12550

Frequently Asked Questions

What is NSN 5120-01-327-7818?

NSN 5120-01-327-7818 is a Wrench,spanner, manufactured by Lockheed Martin Corp, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-327-7818?

NSN 5120-01-327-7818 has 2 cross-referenced part numbers: 5120PL0659063 (Jednolity Indeks Materialowy - Uniform Material Index), 125-50 (Lockheed Martin Corp).

What NSN replaces 5120-01-327-7818?

There are 12 known substitutes for 5120-01-327-7818: 5940-00-155-7029, 5325-00-276-7773, 2915-00-484-6653 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 125-50?

Key specifications for 125-50: Functional Description: USED DURING CORROSION CONTROL MAINTENANCE; End Item Identification: C130H ACFT. 2 total characteristics are documented in the Federal Logistics Information System.

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