PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21803Clamp,screw,quick Adjusting

Wilton Corp Wilton Tool Div · NSN 5120-00-180-2936 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-180-2936 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-180-2936. Primary manufacturer part number: 21803.
Features
  • Clamp,screw,quick Adjusting — FSC 5120
  • Jaw Nominal Opening: 36.000 INCHES IN
  • Unit Type: DOUBLE JAW
  • Distance From Screw Axis to Bar Edge: 2.000 INCHES NOMINAL IN
  • Distance From Screw Axis to Bar Edge: 2.000 INCHES NOMINAL IN
  • Jaw Nominal Opening: 36.000 INCHES IN
  • Unit Type: DOUBLE JAW
  • Head Type: FIXED
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Clamp,screw,quick Adjusting, cataloged under National Stock Number 5120-00-180-2936, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wilton Corp Wilton Tool Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 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
NSN5120-00-180-2936
Primary Part Number21803
Item NameClamp,screw,quick Adjusting
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWilton Corp Wilton Tool Div
StatusACTIVE
Jaw Nominal Opening36.000 INCHES IN
Unit TypeDOUBLE JAW
Distance From Screw Axis to Bar Edge2.000 INCHES NOMINAL IN
Distance From Screw Axis to Bar Edge2.000 INCHES NOMINAL IN
Jaw Nominal Opening36.000 INCHES IN
Unit TypeDOUBLE JAW
Head TypeFIXED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-081-6295243045P1 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
3110-00-112-13169000-0019 INTERCHANGEABLE
Plate,retaining,bearing
Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
5940-00-150-4635403-144 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
5120-00-180-28974072 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Adjustable Clamp Co
5120-00-180-28984030 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Adjustable Clamp Co
5120-00-180-29374048 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Adjustable Clamp Co
5136-00-189-3196402282 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
5930-00-211-01304036 INTERCHANGEABLE
Switch,electrical
Adt Security Systems Inc
5120-00-222-14114096 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Adjustable Clamp Co
4730-00-277-7917 INTERCHANGEABLE
Elbow,pipe
Cross-Reference Index
Part NumberManufacturer
TGJ2.536 Bessey Tool Gmbh & Co. Kg (DEU)
21803 PRIMARY Wilton Corp Wilton Tool Div (USA)
GGG-C-406 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
5120-00-180-2936 PRIMARY General Services Administration Federal Supply Service (USA)
A-A-432 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
4036 Adjustable Clamp Co (USA)
47236 Wilton Corp Wilton Tool Div (USA)
52T-3 Wetzler Clamp Co Inc (USA)
GGG-C-406 TY3CLA General Services Administration Federal Supply Service (USA)
Related Parts
5950-00-081-6295INTERCHANGEABLE
TRANSFORMER,POWER
243045P1
3110-00-112-1316INTERCHANGEABLE
PLATE,RETAINING,BEARING
9000-0019
5940-00-150-4635INTERCHANGEABLE
TERMINAL,LUG
403-144
5120-00-180-2897INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
4072
5120-00-180-2898INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
4030
5120-00-180-2937INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
4048
5136-00-189-3196INTERCHANGEABLE
DIE,THREAD CUTTING
402282
5930-00-211-0130INTERCHANGEABLE
SWITCH,ELECTRICAL
4036
5120-00-222-1411INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
4096
4730-00-277-7917INTERCHANGEABLE
ELBOW,PIPE
5120-00-293-0010INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
21801
2990-00-432-1333INTERCHANGEABLE
MUFFLER,EXHAUST
21803

Frequently Asked Questions

What is NSN 5120-00-180-2936?

NSN 5120-00-180-2936 is a Clamp,screw,quick Adjusting, manufactured by Wilton Corp Wilton Tool Div, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-180-2936?

NSN 5120-00-180-2936 has 9 cross-referenced part numbers: TGJ2.536 (Bessey Tool Gmbh & Co. Kg), 21803 (Wilton Corp Wilton Tool Div), GGG-C-406 (Federal Specifications Promulgated by General Services Administration Washington DC), 5120-00-180-2936 (General Services Administration Federal Supply Service), A-A-432 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 4 more.

What NSN replaces 5120-00-180-2936?

There are 12 known substitutes for 5120-00-180-2936: 5950-00-081-6295, 3110-00-112-1316, 5940-00-150-4635 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21803?

Key specifications for 21803: Jaw Nominal Opening: 36.000 INCHES IN; Unit Type: DOUBLE JAW; Distance From Screw Axis to Bar Edge: 2.000 INCHES NOMINAL IN; Distance From Screw Axis to Bar Edge: 2.000 INCHES NOMINAL IN. 7 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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