PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

72011Key,socket Head Screw

Allen Mfg Co Sub of Chicago Pneumatic Tool Co · NSN 5120-00-221-8037 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-221-8037 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-221-8037. Primary manufacturer part number: 72011.
Features
  • Key,socket Head Screw — FSC 5120
  • Short Arm Length: 0.406 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: L-HANDLE
  • Wrenching Surface Size: 0.219 INCHES NOMINAL BOTH ENDS IN
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
  • Long Arm Length: 6.062 INCHES NOMINAL IN
  • 6 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-00-221-8037, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Allen Mfg Co Sub of Chicago Pneumatic Tool Co. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-221-8037
Primary Part Number72011
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAllen Mfg Co Sub of Chicago Pneumatic Tool Co
StatusACTIVE
Short Arm Length0.406 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorL-HANDLE
Wrenching Surface Size0.219 INCHES NOMINAL BOTH ENDS IN
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
Long Arm Length6.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3020-00-033-176272011 INTERCHANGEABLE
Gear,main Drive
Honeywell International Inc. Div Aerospace - Torrance
5905-00-141-0744 INTERCHANGEABLE
Resistor,fixed,composition
5905-00-483-892958080 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
4810-00-977-3126 INTERCHANGEABLE
Seat,valve
5950-01-068-037872011 INTERCHANGEABLE
Coil,radio Frequency
Magnetic Component Engineering, Llc Dba Magnetic Component Engineering Inc
6515-01-146-2854 INTERCHANGEABLE
Intravenous Injection Set
7520-01-207-415172011 INTERCHANGEABLE
Rubber Stamp,fixed Type
Shachihata Inc Usa Dba Shachihata
5120-01-335-145122000 INTERCHANGEABLE
Punch,drift
Mayhew Steel Products Inc
6515-01-346-481718-4035C INTERCHANGEABLE
Post,table,retractor
Boss Instruments, Limited Inc
7920-01-420-176305800 INTERCHANGEABLE
Towel,machinery Wiping
Kimberly-Clark Corporation
Cross-Reference Index
Part NumberManufacturer
72011 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
58080 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
345808PC2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
GGG-K-275 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-K-275 TY1CL2 General Services Administration Federal Supply Service (USA)
58080 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
3020-00-033-1762INTERCHANGEABLE
GEAR,MAIN DRIVE
72011
5905-00-141-0744INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5905-00-483-8929INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
58080
4810-00-977-3126INTERCHANGEABLE
SEAT,VALVE
5950-01-068-0378INTERCHANGEABLE
COIL,RADIO FREQUENCY
72011
6515-01-146-2854INTERCHANGEABLE
INTRAVENOUS INJECTION SET
7520-01-207-4151INTERCHANGEABLE
RUBBER STAMP,FIXED TYPE
72011
5120-01-335-1451INTERCHANGEABLE
PUNCH,DRIFT
22000
6515-01-346-4817INTERCHANGEABLE
POST,TABLE,RETRACTOR
18-4035C
7920-01-420-1763INTERCHANGEABLE
TOWEL,MACHINERY WIPING
05800
6150-01-517-3114INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
58080

Frequently Asked Questions

What is NSN 5120-00-221-8037?

NSN 5120-00-221-8037 is a Key,socket Head Screw, manufactured by Allen Mfg Co Sub of Chicago Pneumatic Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-221-8037?

NSN 5120-00-221-8037 has 6 cross-referenced part numbers: 72011 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co), 58080 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 345808PC2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), GGG-K-275 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-K-275 TY1CL2 (General Services Administration Federal Supply Service) and 1 more.

What NSN replaces 5120-00-221-8037?

There are 11 known substitutes for 5120-00-221-8037: 3020-00-033-1762, 5905-00-141-0744, 5905-00-483-8929 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 72011?

Key specifications for 72011: Short Arm Length: 0.406 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: L-HANDLE; Overall Length: 6.280 INCHES NOMINAL IN. 7 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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