PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-K-00275Key Set,socket Head Screw

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5120-00-017-6166 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-017-6166 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-017-6166. Primary manufacturer part number: GGG-K-00275.
Features
  • Key Set,socket Head Screw — FSC 5120
  • Container Type: ROLL
  • Key Characteristic: CONTAINS SPLINE KEYS SIZE 0.033 (4 FLUTE), 0.048 (4 FLUTE), 0.060 (6 FLUTE), 0.072 (6 FLUTE), 0.076 (4 FLUTE) AND 0.096 IN. (6 FLUTE) IN
  • Handle Type: L-STYLE
  • Features Provided: SHORT SERIES
  • Key Quantity: 6
  • 6 verified cross-references
  • Primary manufacturer: Federal Specifications Promulgated by General Services Administration Washington DC
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Key Set,socket Head Screw, cataloged under National Stock Number 5120-00-017-6166, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5120-00-017-6166
Primary Part NumberGGG-K-00275
Item NameKey Set,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Container TypeROLL
Key CharacteristicCONTAINS SPLINE KEYS SIZE 0.033 (4 FLUTE), 0.048 (4 FLUTE), 0.060 (6 FLUTE), 0.072 (6 FLUTE), 0.076 (4 FLUTE) AND 0.096 IN. (6 FLUTE) IN
Handle TypeL-STYLE
Features ProvidedSHORT SERIES
Key Quantity6
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-1607N14085 INTERCHANGEABLE
Seat,spring
Leslie Controls, Inc. Dba Leslie Controls Inc
5120-00-087-6415 INTERCHANGEABLE
Key Set,socket Head Screw
3110-00-156-1726 INTERCHANGEABLE
Bearing,ball,thrust
5315-00-231-9857 INTERCHANGEABLE
Pin,segment
5340-00-340-3531 INTERCHANGEABLE
Rachet
6130-00-351-4653138011-1 INTERCHANGEABLE
Power Supply
L3harris Technologies, Inc Div Space & Airborne Systems
6685-00-713-5787 INTERCHANGEABLE
Tester,pyrometer and Thermocoupl
5306-00-735-01073109390 INTERCHANGEABLE
Bolt,u
Chrysler Corp Engine and Components Sales Diversified Products Div
5120-00-970-8947 INTERCHANGEABLE
Key Set,socket Head Screw
4920-01-078-172014085 INTERCHANGEABLE
Detector,directional Coupler Ass
Marc Alan Group the, Inc
Cross-Reference Index
Part NumberManufacturer
GGG-K-00275 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
138011-1 General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems (CAN)
14085 Apex Tool Group, Llc Dba Nicholson (USA)
14085 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
9B Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
GGG-K-00275 TY2CL1 General Services Administration Federal Supply Service (USA)
Related Parts
4820-00-036-1607INTERCHANGEABLE
SEAT,SPRING
N14085
5120-00-087-6415INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
3110-00-156-1726INTERCHANGEABLE
BEARING,BALL,THRUST
5315-00-231-9857INTERCHANGEABLE
PIN,SEGMENT
5340-00-340-3531INTERCHANGEABLE
RACHET
6130-00-351-4653INTERCHANGEABLE
POWER SUPPLY
138011-1
6685-00-713-5787INTERCHANGEABLE
TESTER,PYROMETER AND THERMOCOUPL
5306-00-735-0107INTERCHANGEABLE
BOLT,U
3109390
5120-00-970-8947INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
4920-01-078-1720INTERCHANGEABLE
DETECTOR,DIRECTIONAL COUPLER ASS
14085
6640-01-081-1019INTERCHANGEABLE
BULB,PRESSURE AND CIRCULATING,LA
5330-01-135-7227INTERCHANGEABLE
GASKET
11014085X006

Frequently Asked Questions

What is NSN 5120-00-017-6166?

NSN 5120-00-017-6166 is a Key Set,socket Head Screw, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-017-6166?

NSN 5120-00-017-6166 has 6 cross-referenced part numbers: GGG-K-00275 (Federal Specifications Promulgated by General Services Administration Washington DC), 138011-1 (General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems), 14085 (Apex Tool Group, Llc Dba Nicholson), 14085 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 9B (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.) and 1 more.

What NSN replaces 5120-00-017-6166?

There are 12 known substitutes for 5120-00-017-6166: 4820-00-036-1607, 5120-00-087-6415, 3110-00-156-1726 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-K-00275?

Key specifications for GGG-K-00275: Container Type: ROLL; Key Characteristic: CONTAINS SPLINE KEYS SIZE 0.033 (4 FLUTE), 0.048 (4 FLUTE), 0.060 (6 FLUTE), 0.072 (6 FLUTE), 0.076 (4 FLUTE) AND 0.096 IN. (6 FLUTE) IN; Handle Type: L-STYLE; Features Provided: SHORT SERIES. 5 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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