PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JC474Wrench,spanner

The Stanley Works Dba Stanley Proto · NSN 5120-01-399-8970 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-399-8970 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-8970. Primary manufacturer part number: JC474.
Features
  • Wrench,spanner — FSC 5120
  • Surface Treatment: OXIDE OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS
  • Material: STEEL OVERALL
  • Style Designator: ADJUSTABLE HOOK
  • Circle Range Diameter: 2.000 INCHES MINIMUM AND 4.750 INCHES MAXIMUM IN
  • Hook Thickness: 0.469 INCHES NOMINAL IN
  • 8 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,spanner, cataloged under National Stock Number 5120-01-399-8970, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-399-8970
Primary Part NumberJC474
Item NameWrench,spanner
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe Stanley Works Dba Stanley Proto
StatusCANCELLED
Surface TreatmentOXIDE OVERALL
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
MaterialSTEEL OVERALL
Style DesignatorADJUSTABLE HOOK
Circle Range Diameter2.000 INCHES MINIMUM AND 4.750 INCHES MAXIMUM IN
Hook Thickness0.469 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-270-4619 INTERCHANGEABLE
Adapter,straight,pipe to Tube
5120-00-277-9075 INTERCHANGEABLE
Wrench,spanner
5120-00-277-9076 INTERCHANGEABLE
Wrench,spanner
5120-00-277-90775120-00-277-9077 INTERCHANGEABLE
Wrench,spanner
General Services Administration Federal Supply Service
5120-00-288-6468AHS300C INTERCHANGEABLE
Wrench,spanner
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-00-293-0406 INTERCHANGEABLE
Wrench,spanner
5120-00-293-1068 INTERCHANGEABLE
Wrench,spanner
4310-00-554-152774124 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
5120-01-068-3108 INTERCHANGEABLE
Wrench,spanner
5120-01-069-1821TE1821 INTERCHANGEABLE
Wrench,spanner
Timber Edge Machine Inc.
Cross-Reference Index
Part NumberManufacturer
JC474 The Stanley Works Dba Stanley Proto (USA)
34-307 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
GGG-W-665 TY1CL1 General Services Administration Federal Supply Service (USA)
34-307 Armstrong Bros Tool Co (USA)
C474 The Stanley Works Dba Stanley Proto (USA)
34-307 Apex Tool Group, Llc Dba Nicholson (USA)
GGG-W-665 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
1APC6 W.w. Grainger, Inc. Div Government Sales Division (USA)
Related Parts
4730-00-270-4619INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
5120-00-277-9075INTERCHANGEABLE
WRENCH,SPANNER
5120-00-277-9076INTERCHANGEABLE
WRENCH,SPANNER
5120-00-277-9077INTERCHANGEABLE
WRENCH,SPANNER
5120-00-277-9077
5120-00-288-6468INTERCHANGEABLE
WRENCH,SPANNER
AHS300C
5120-00-293-0406INTERCHANGEABLE
WRENCH,SPANNER
5120-00-293-1068INTERCHANGEABLE
WRENCH,SPANNER
4310-00-554-1527INTERCHANGEABLE
RING,PISTON
74124
5120-01-068-3108INTERCHANGEABLE
WRENCH,SPANNER
5120-01-069-1821INTERCHANGEABLE
WRENCH,SPANNER
TE1821
5120-01-274-9916INTERCHANGEABLE
WRENCH SET,SPANNER
304AHSK
5120-01-335-0704INTERCHANGEABLE
WRENCH,SPANNER
AHS300B

Frequently Asked Questions

What is NSN 5120-01-399-8970?

NSN 5120-01-399-8970 is a Wrench,spanner, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-399-8970?

NSN 5120-01-399-8970 has 8 cross-referenced part numbers: JC474 (The Stanley Works Dba Stanley Proto), 34-307 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), GGG-W-665 TY1CL1 (General Services Administration Federal Supply Service), 34-307 (Armstrong Bros Tool Co), C474 (The Stanley Works Dba Stanley Proto) and 3 more.

What NSN replaces 5120-01-399-8970?

There are 12 known substitutes for 5120-01-399-8970: 4730-00-270-4619, 5120-00-277-9075, 5120-00-277-9076 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of JC474?

Key specifications for JC474: Surface Treatment: OXIDE OVERALL; Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS; Material: STEEL OVERALL; Style Designator: ADJUSTABLE HOOK. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-399-8970 still in active supply?

NSN 5120-01-399-8970 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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