PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21003Punch,drive Pin

Mayhew Steel Products Inc · NSN 5120-01-430-8278 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-8278 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-8278. Primary manufacturer part number: 21003.
Features
  • Punch,drive Pin — FSC 5120
  • Shank Width Across Flats: 0.312 INCHES NOMINAL IN
  • Shank Shape: HEXAGON
  • Nondefinitive Spec/std Data: 2 TYPE AND 5 CLASS
  • Point Size: 0.156 INCHES IN
  • Specification/standard Data: 05047-ASME B107.410 CAT 48 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Material: STEEL
  • 20 verified cross-references
Applications
  • Applications requiring Steel construction
General Description

The Punch,drive Pin, cataloged under National Stock Number 5120-01-430-8278, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Mayhew Steel Products Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-430-8278
Primary Part Number21003
Item NamePunch,drive Pin
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerMayhew Steel Products Inc
StatusCANCELLED
Shank Width Across Flats0.312 INCHES NOMINAL IN
Shank ShapeHEXAGON
Nondefinitive Spec/std Data2 TYPE AND 5 CLASS
Point Size0.156 INCHES IN
Specification/standard Data05047-ASME B107.410 CAT 48 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5998-00-170-6721 INTERCHANGEABLE
Electronic Components Assembly
5120-00-204-053021003 INTERCHANGEABLE
Face,hammer,inserted
Garland Manufacturing Co Dba Garland Manufacturing Co Div Uhmw Polyethylene Division
5305-00-237-780025626 INTERCHANGEABLE
Setscrew
Allianz Sweeper Company
5325-00-276-42487431654-118 INTERCHANGEABLE
Grommet,nonmetallic
Westinghouse Electric Corp
5330-00-351-6356C400L231 INTERCHANGEABLE
Gasket
Sealcraft Corporation
2805-00-391-321021003 INTERCHANGEABLE
Ring,piston
Briggs and Stratton Corp
5960-00-521-022121003 INTERCHANGEABLE
Retainer,electron,t
Leica Inc Surveying and Photogrammetry Systems Div
5325-00-597-51762100-3 INTERCHANGEABLE
Insert,screw Thread
Nafco Usa Llc
5950-00-787-7044 INTERCHANGEABLE
Coil,radio Frequency
5325-00-803-7304 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
STP 48532 Kipper Tool Company Dba Kipper Management Inc (USA)
PPC105A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
21003 PRIMARY Mayhew Steel Products Inc (USA)
PP 532.NP/MP Wilde Tool Co., Inc. (USA)
25626 Easco Hand Tools Inc (USA)
M4241461 Aero Vodochody A.s. (CZE)
B107.410 CAT 48 TY2CL5 General Services Administration Federal Supply Service (USA)
M4241461 Aero Vodochody Aerospace A.s. (CZE)
FRS PPC105A PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
25626 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
5120PL1826620 Jednolity Indeks Materialowy - Uniform Material Index (POL)
PPR5 Snap-on Uk Holdings Limited (GBR)
J48532 The Stanley Works Dba Stanley Proto (USA)
B107.48 TY2CL5 General Services Administration Federal Supply Service (USA)
25626 Apex Tool Group, Llc Dba Nicholson (USA)
PPR5 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.410 The American Society of Mechanical Engineers (USA)
B107.48 The American Society of Mechanical Engineers (USA)
J48532 Henchman Group Pty Ltd the Trustee for Henchman Unit Trust (AUS)
J48532 Henchman Products Pty Ltd (AUS)
Related Parts
5998-00-170-6721INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
5120-00-204-0530INTERCHANGEABLE
FACE,HAMMER,INSERTED
21003
5305-00-237-7800INTERCHANGEABLE
SETSCREW
25626
5325-00-276-4248INTERCHANGEABLE
GROMMET,NONMETALLIC
7431654-118
5330-00-351-6356INTERCHANGEABLE
GASKET
C400L231
2805-00-391-3210INTERCHANGEABLE
RING,PISTON
21003
5960-00-521-0221INTERCHANGEABLE
RETAINER,ELECTRON,T
21003
5325-00-597-5176INTERCHANGEABLE
INSERT,SCREW THREAD
2100-3
5950-00-787-7044INTERCHANGEABLE
COIL,RADIO FREQUENCY
5325-00-803-7304INTERCHANGEABLE
RING,RETAINING
5940-00-983-6114INTERCHANGEABLE
TERMINAL BOARD
6685-00-994-1027INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
65C

Frequently Asked Questions

What is NSN 5120-01-430-8278?

NSN 5120-01-430-8278 is a Punch,drive Pin, manufactured by Mayhew Steel Products Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-430-8278?

NSN 5120-01-430-8278 has 20 cross-referenced part numbers: STP 48532 (Kipper Tool Company Dba Kipper Management Inc), PPC105A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), 21003 (Mayhew Steel Products Inc), PP 532.NP/MP (Wilde Tool Co., Inc.), 25626 (Easco Hand Tools Inc) and 15 more.

What NSN replaces 5120-01-430-8278?

There are 12 known substitutes for 5120-01-430-8278: 5998-00-170-6721, 5120-00-204-0530, 5305-00-237-7800 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21003?

Key specifications for 21003: Shank Width Across Flats: 0.312 INCHES NOMINAL IN; Shank Shape: HEXAGON; Nondefinitive Spec/std Data: 2 TYPE AND 5 CLASS; Point Size: 0.156 INCHES IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-430-8278 still in active supply?

NSN 5120-01-430-8278 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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