PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J5272HASocket,socket Wrench

The Stanley Works Dba Stanley Proto · NSN 5120-01-335-0860 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-0860 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-0860. Primary manufacturer part number: J5272HA.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching Surface Size: 0.312 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Specification/standard Data: 05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Material: STEEL OVERALL
  • Nondefinitive Spec/std Data: 3 TYPE
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-335-0860, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-335-0860
Primary Part NumberJ5272HA
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe Stanley Works Dba Stanley Proto
StatusACTIVE
Wrenching Surface Size0.312 INCHES NOMINAL SINGLE END IN
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Surface TreatmentCHROMIUM OVERALL
Specification/standard Data05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data3 TYPE
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE SINGLE END INTERNAL
Style DesignatorUNIVERSAL JOINT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-517-8102 INTERCHANGEABLE
Socket,socket Wrench
5920-01-415-9810FNQ-R-10 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5935-01-561-1599FS10B INTERCHANGEABLE
Connector Assembly,electrical
Fascan International, Inc.
Cross-Reference Index
Part NumberManufacturer
J5272HA The Stanley Works Dba Stanley Proto (USA)
FS10B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
FS10A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.110 CAT 1 TY3 General Services Administration Federal Supply Service (USA)
B107.1 The American Society of Mechanical Engineers (USA)
B107.110 The American Society of Mechanical Engineers (USA)
B107.1 TY3 General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-517-8102INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5920-01-415-9810INTERCHANGEABLE
FUSE,CARTRIDGE
FNQ-R-10
5935-01-561-1599INTERCHANGEABLE
CONNECTOR ASSEMBLY,ELECTRICAL
FS10B

Frequently Asked Questions

What is NSN 5120-01-335-0860?

NSN 5120-01-335-0860 is a Socket,socket Wrench, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-335-0860?

NSN 5120-01-335-0860 has 7 cross-referenced part numbers: J5272HA (The Stanley Works Dba Stanley Proto), FS10B (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), FS10A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.110 CAT 1 TY3 (General Services Administration Federal Supply Service), B107.1 (The American Society of Mechanical Engineers) and 2 more.

What NSN replaces 5120-01-335-0860?

There are 3 known substitutes for 5120-01-335-0860: 5120-00-517-8102, 5920-01-415-9810, 5935-01-561-1599. Verify interchangeability with system specifications before substitution.

What are the specifications of J5272HA?

Key specifications for J5272HA: Wrenching Surface Size: 0.312 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL; Surface Treatment: CHROMIUM OVERALL; Specification/standard Data: 05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 11 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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