PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18803Crowfoot Attachment,socket Wrenc

Wta Tool Llc · NSN 5120-01-505-4351 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-505-4351 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-505-4351. Primary manufacturer part number: 18803.
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Head Thickness: 0.812 INCHES NOMINAL IN
  • Opening Width: 0.562 INCHES NOMINAL IN
  • Surface Treatment: CHROMATE OVERALL
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Material: STEEL OVERALL
  • Style Designator: FLARE NUT
Applications
  • Applications requiring Steel Overall construction
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-505-4351, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wta Tool Llc. Government technical data includes 9 verified specifications, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-505-4351
Primary Part Number18803
Item NameCrowfoot Attachment,socket Wrenc
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWta Tool Llc
StatusACTIVE
Head Thickness0.812 INCHES NOMINAL IN
Opening Width0.562 INCHES NOMINAL IN
Surface TreatmentCHROMATE OVERALL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
MaterialSTEEL OVERALL
Style DesignatorFLARE NUT
Wrenching Surface Size0.875 INCHES NOMINAL SINGLE END IN
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5940-00-065-327554A50B48 INTERCHANGEABLE
Terminal Board
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2920-00-315-197031DW2480 INTERCHANGEABLE
Rotor,magneto
Wisconsin Motors, Llc
2805-00-331-642918803 INTERCHANGEABLE
Parts Kit,gasoline Engine
R.h. Industries, Inc.
5330-00-708-524218803 INTERCHANGEABLE
Gasket
Evans Tempcon Michigan, Llc
7125-01-106-986218-803 INTERCHANGEABLE
Drawer,small Parts Storage Cabin
Akro-Mils
8030-01-539-0421 INTERCHANGEABLE
Tape,antiseizing
Cross-Reference Index
Part NumberManufacturer
18803 PRIMARY Wta Tool Llc (USA)
18803 Granco Industries Inc (USA)
Related Parts
5940-00-065-3275INTERCHANGEABLE
TERMINAL BOARD
54A50B48
2920-00-315-1970INTERCHANGEABLE
ROTOR,MAGNETO
31DW2480
2805-00-331-6429INTERCHANGEABLE
PARTS KIT,GASOLINE ENGINE
18803
5330-00-708-5242INTERCHANGEABLE
GASKET
18803
7125-01-106-9862INTERCHANGEABLE
DRAWER,SMALL PARTS STORAGE CABIN
18-803
8030-01-539-0421INTERCHANGEABLE
TAPE,ANTISEIZING

Frequently Asked Questions

What is NSN 5120-01-505-4351?

NSN 5120-01-505-4351 is a Crowfoot Attachment,socket Wrenc, manufactured by Wta Tool Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-505-4351?

NSN 5120-01-505-4351 has 2 cross-referenced part numbers: 18803 (Wta Tool Llc), 18803 (Granco Industries Inc).

What NSN replaces 5120-01-505-4351?

There are 6 known substitutes for 5120-01-505-4351: 5940-00-065-3275, 2920-00-315-1970, 2805-00-331-6429 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18803?

Key specifications for 18803: Head Thickness: 0.812 INCHES NOMINAL IN; Opening Width: 0.562 INCHES NOMINAL IN; Surface Treatment: CHROMATE OVERALL; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN. 11 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