PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-224Socket,socket Wrench

Armstrong Bros Tool Co · NSN 5130-01-355-1888 · FSC 5130 · No Item Name Available
Verified by PartsTable
NSN 5130-01-355-1888 — this item is cataloged by the U.S. Government under National Stock Number 5130-01-355-1888. Primary manufacturer part number: 21-224.
Features
  • Socket,socket Wrench — FSC 5130
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
  • Style Designator: INTERNAL-INTERNAL
  • Material: STEEL OVERALL
  • Specification/standard Data: 05047-ASME B107.110 CAT 2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5130-01-355-1888, is classified within Federal Supply Class 5130 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Armstrong Bros Tool Co. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5130-01-355-1888
Primary Part Number21-224
Item NameSocket,socket Wrench
FSC / FSG5130 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
MaterialSTEEL OVERALL
Specification/standard Data05047-ASME B107.110 CAT 2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Size0.750 INCHES NOMINAL SINGLE END IN
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Surface TreatmentOXIDE OVERALL
Features ProvidedPOWER TOOL
Nondefinitive Spec/std Data1 TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2805-00-214-137221224 INTERCHANGEABLE
Ring,piston
Briggs and Stratton Corp
1730-00-268-291421224 INTERCHANGEABLE
Rig,caster Assembly
Aerol Llc
4820-00-349-42731685-6104GPXTPC3 INTERCHANGEABLE
Disk,valve
Ashcroft Inc Dba Heise
5365-00-367-1808219 INTERCHANGEABLE
Shim
Industrial Technologies and Services Llc
5910-00-761-4530 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5905-00-863-56418437014 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
6685-01-019-829321224 INTERCHANGEABLE
Thermostat,air Cond
Noske-Kaeser Germany Gmbh
4720-01-075-5070 INTERCHANGEABLE
Hose,nonmetallic
1680-01-100-496321224 INTERCHANGEABLE
Stiffener Bar
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5330-01-166-233721224 INTERCHANGEABLE
Packing,preformed
Kidde Technologies, Inc Div Kidde Aerospace and Defense
Cross-Reference Index
Part NumberManufacturer
21-224 Armstrong Bros Tool Co (USA)
21-224 Apex Tool Group, Llc Dba Nicholson (USA)
B107.110 CAT 2 TY1 General Services Administration Federal Supply Service (USA)
B107.110 The American Society of Mechanical Engineers (USA)
84863 Apex Tool Group, Llc Dba Nicholson (USA)
SIM242 Snap on Uk Holdings Ltd T/a Snap on Tools (GBR)
B107.2 The American Society of Mechanical Engineers (USA)
B107.2 TY1CL2 General Services Administration Federal Supply Service (USA)
SIM242 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
2805-00-214-1372INTERCHANGEABLE
RING,PISTON
21224
1730-00-268-2914INTERCHANGEABLE
RIG,CASTER ASSEMBLY
21224
4820-00-349-4273INTERCHANGEABLE
DISK,VALVE
1685-6104GPXTPC3
5365-00-367-1808INTERCHANGEABLE
SHIM
219
5910-00-761-4530INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5905-00-863-5641INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
8437014
6685-01-019-8293INTERCHANGEABLE
THERMOSTAT,AIR COND
21224
4720-01-075-5070INTERCHANGEABLE
HOSE,NONMETALLIC
1680-01-100-4963INTERCHANGEABLE
STIFFENER BAR
21224
5330-01-166-2337INTERCHANGEABLE
PACKING,PREFORMED
21224
5120-01-443-3123INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
21224
1095-01-571-2712INTERCHANGEABLE
HOLSTER,PISTOL
21224

Frequently Asked Questions

What is NSN 5130-01-355-1888?

NSN 5130-01-355-1888 is a Socket,socket Wrench, manufactured by Armstrong Bros Tool Co, classified under FSC 5130 (No Item Name Available). Status: active.

What are the part numbers for NSN 5130-01-355-1888?

NSN 5130-01-355-1888 has 9 cross-referenced part numbers: 21-224 (Armstrong Bros Tool Co), 21-224 (Apex Tool Group, Llc Dba Nicholson), B107.110 CAT 2 TY1 (General Services Administration Federal Supply Service), B107.110 (The American Society of Mechanical Engineers), 84863 (Apex Tool Group, Llc Dba Nicholson) and 4 more.

What NSN replaces 5130-01-355-1888?

There are 12 known substitutes for 5130-01-355-1888: 2805-00-214-1372, 1730-00-268-2914, 4820-00-349-4273 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-224?

Key specifications for 21-224: Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL; Style Designator: INTERNAL-INTERNAL; Material: STEEL OVERALL; Overall Length: 3.000 INCHES NOMINAL IN. 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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