PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20572Crowfoot Attachment,socket Wrenc

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-430-8147 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-8147 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-8147. Primary manufacturer part number: 20572.
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Style Designator: OPEN END
  • Wrenching Surface Size: 13.0 MILLIMETERS NOMINAL SINGLE END MM
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-430-8147, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-430-8147
Primary Part Number20572
Item NameCrowfoot Attachment,socket Wrenc
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Style DesignatorOPEN END
Wrenching Surface Size13.0 MILLIMETERS NOMINAL SINGLE END MM
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5935-00-283-7188 INTERCHANGEABLE
Connector,receptacle,electrical
5310-00-656-0398N20572 INTERCHANGEABLE
Washer,recessed
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-182-308820572 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Fairchild Industrial Products Company
1015-01-229-545320572 INTERCHANGEABLE
Cap
Real-Time Laboratories, Llc
6625-01-266-3015291-37050 INTERCHANGEABLE
Ammeter
Mark Industries
5315-01-386-272720-572 INTERCHANGEABLE
Pin,shoulder,headed
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
5360-01-579-490112509437 INTERCHANGEABLE
Spring,helical,compression
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
20572 Apex Tool Group, Llc Dba Nicholson (USA)
20572 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
20572 Easco Hand Tools Inc (USA)
Related Parts
5935-00-283-7188INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5310-00-656-0398INTERCHANGEABLE
WASHER,RECESSED
N20572
4820-01-182-3088INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
20572
1015-01-229-5453INTERCHANGEABLE
CAP
20572
6625-01-266-3015INTERCHANGEABLE
AMMETER
291-37050
5315-01-386-2727INTERCHANGEABLE
PIN,SHOULDER,HEADED
20-572
5360-01-579-4901INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
12509437

Frequently Asked Questions

What is NSN 5120-01-430-8147?

NSN 5120-01-430-8147 is a Crowfoot Attachment,socket Wrenc, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-8147?

NSN 5120-01-430-8147 has 3 cross-referenced part numbers: 20572 (Apex Tool Group, Llc Dba Nicholson), 20572 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 20572 (Easco Hand Tools Inc).

What NSN replaces 5120-01-430-8147?

There are 7 known substitutes for 5120-01-430-8147: 5935-00-283-7188, 5310-00-656-0398, 4820-01-182-3088 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20572?

Key specifications for 20572: Material: STEEL OVERALL; Overall Length: 1.380 INCHES NOMINAL IN; Surface Treatment: CHROMIUM OVERALL; Drive End Shape: SQUARE SINGLE END INTERNAL. 8 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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