PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7163A27Blade,socket Head Screw Key

Mcmaster-Carr Supply Co · NSN 5120-00-928-4129 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-928-4129 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-928-4129. Primary manufacturer part number: 7163A27.
Features
  • Blade,socket Head Screw Key — FSC 5120
  • Unit Type: HEX
  • Blade Width Across Flats: 0.125 INCHES NOMINAL IN
  • 6 verified cross-references
  • Primary manufacturer: Mcmaster-Carr Supply Co
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Blade,socket Head Screw Key, cataloged under National Stock Number 5120-00-928-4129, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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
NSN5120-00-928-4129
Primary Part Number7163A27
Item NameBlade,socket Head Screw Key
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerMcmaster-Carr Supply Co
StatusACTIVE
Unit TypeHEX
Blade Width Across Flats0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6130-00-169-6517 INTERCHANGEABLE
Power Supply
3455-00-250-0765 INTERCHANGEABLE
Cutter,milling,end
5325-00-281-4877 INTERCHANGEABLE
Stud,turnbutton Fastener
4730-00-289-5924 INTERCHANGEABLE
Clamp,hose
5365-00-300-9641 INTERCHANGEABLE
Bushing,lampholder
6150-00-405-48518001-5 INTERCHANGEABLE
Bus,conductor
Eaglepicher Technologies Llc
3110-00-554-3452208MFQ6A7 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5340-00-680-3883SB-18 INTERCHANGEABLE
Clamp,loop
Voss Industries, Llc
6625-00-684-5897012-0031-00 INTERCHANGEABLE
Lead,test
Tektronix, Inc.
8030-00-849-0071 INTERCHANGEABLE
Sealing Compound
Cross-Reference Index
Part NumberManufacturer
7163A27 PRIMARY Mcmaster-Carr Supply Co (USA)
B-18 Bristol Babcock Inc Instruments-Systems Div Sub of Babcock Intl Inc (USA)
80015 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
GGG-K-275 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
1/8-5 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
7163D27 Mcmaster-Carr Supply Co (USA)
Related Parts
6130-00-169-6517INTERCHANGEABLE
POWER SUPPLY
3455-00-250-0765INTERCHANGEABLE
CUTTER,MILLING,END
5325-00-281-4877INTERCHANGEABLE
STUD,TURNBUTTON FASTENER
4730-00-289-5924INTERCHANGEABLE
CLAMP,HOSE
5365-00-300-9641INTERCHANGEABLE
BUSHING,LAMPHOLDER
6150-00-405-4851INTERCHANGEABLE
BUS,CONDUCTOR
8001-5
3110-00-554-3452INTERCHANGEABLE
BEARING,BALL,ANNULAR
208MFQ6A7
5340-00-680-3883INTERCHANGEABLE
CLAMP,LOOP
SB-18
6625-00-684-5897INTERCHANGEABLE
LEAD,TEST
012-0031-00
8030-00-849-0071INTERCHANGEABLE
SEALING COMPOUND
5950-01-038-3995INTERCHANGEABLE
COIL,RADIO FREQUENCY
B18
5930-01-051-3305INTERCHANGEABLE
SWITCH,THERMOSTATIC
80015

Frequently Asked Questions

What is NSN 5120-00-928-4129?

NSN 5120-00-928-4129 is a Blade,socket Head Screw Key, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-928-4129?

NSN 5120-00-928-4129 has 6 cross-referenced part numbers: 7163A27 (Mcmaster-Carr Supply Co), B-18 (Bristol Babcock Inc Instruments-Systems Div Sub of Babcock Intl Inc), 80015 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co), GGG-K-275 (Federal Specifications Promulgated by General Services Administration Washington DC), 1/8-5 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co) and 1 more.

What NSN replaces 5120-00-928-4129?

There are 12 known substitutes for 5120-00-928-4129: 6130-00-169-6517, 3455-00-250-0765, 5325-00-281-4877 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7163A27?

Key specifications for 7163A27: Unit Type: HEX; Overall Length: 5.000 INCHES NOMINAL IN; Blade Width Across Flats: 0.125 INCHES NOMINAL IN. 3 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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