PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-K-00275 TY6STAKey,socket Head Screw

General Services Administration Federal Supply Service · NSN 5120-00-204-1995 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-204-1995 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-204-1995. Primary manufacturer part number: GGG-K-00275 TY6STA.
Features
  • Key,socket Head Screw — FSC 5120
  • Wrenching Surface Size: 0.313 INCHES NOMINAL SINGLE END IN
  • Style Designator: FIXED T-HANDLE
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • Features Provided: REPLACEABLE WRENCHING FEATURE
  • Surface Treatment: CHROMIUM AND NICKEL AND OXIDE OVERALL
  • Material: STEEL OVERALL
  • 4 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 5120-00-204-1995, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-204-1995
Primary Part NumberGGG-K-00275 TY6STA
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Wrenching Surface Size0.313 INCHES NOMINAL SINGLE END IN
Style DesignatorFIXED T-HANDLE
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
Features ProvidedREPLACEABLE WRENCHING FEATURE
Surface TreatmentCHROMIUM AND NICKEL AND OXIDE OVERALL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5120-00-198-540113802 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
5120-00-198-5405 INTERCHANGEABLE
Key,socket Head Screw
5120-00-198-5407 INTERCHANGEABLE
Key,socket Head Screw
5120-00-198-541013910 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
5120-00-221-803615206 INTERCHANGEABLE
Key,socket Head Screw
Eklind Tool Co
5120-00-293-008013904 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
5120-00-293-1476 INTERCHANGEABLE
Key,socket Head Screw
5120-00-293-2224 INTERCHANGEABLE
Key,socket Head Screw
5120-00-725-7451 INTERCHANGEABLE
Key,socket Head Screw
5120-00-949-5860609-3-32 INTERCHANGEABLE
Key,socket Head Screw
Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc
Cross-Reference Index
Part NumberManufacturer
GGG-K-00275 TY6STA General Services Administration Federal Supply Service (USA)
609 5/16 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
GGG-K-00275 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-2932 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5120-00-198-5401INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
13802
5120-00-198-5405INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-198-5407INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-198-5410INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
13910
5120-00-221-8036INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
15206
5120-00-293-0080INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
13904
5120-00-293-1476INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-293-2224INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-725-7451INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-949-5860INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
609-3-32
5120-01-017-9535INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW

Frequently Asked Questions

What is NSN 5120-00-204-1995?

NSN 5120-00-204-1995 is a Key,socket Head Screw, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-204-1995?

NSN 5120-00-204-1995 has 4 cross-referenced part numbers: GGG-K-00275 TY6STA (General Services Administration Federal Supply Service), 609 5/16 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co), GGG-K-00275 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-2932 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).

What NSN replaces 5120-00-204-1995?

There are 11 known substitutes for 5120-00-204-1995: 5120-00-198-5401, 5120-00-198-5405, 5120-00-198-5407 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-K-00275 TY6STA?

Key specifications for GGG-K-00275 TY6STA: Overall Length: 7.375 INCHES MINIMUM AND 8.000 INCHES MAXIMUM IN; Wrenching Surface Size: 0.313 INCHES NOMINAL SINGLE END IN; Style Designator: FIXED T-HANDLE; Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-204-1995 still in active supply?

NSN 5120-00-204-1995 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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