PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1938HProtractor,semicircular

Dietzgen Corp · NSN 6675-00-641-3166 · FSC 6675 · No Item Name Available
Verified by PartsTable
NSN 6675-00-641-3166 — this item is cataloged by the U.S. Government under National Stock Number 6675-00-641-3166. Primary manufacturer part number: 1938H.
Features
  • Protractor,semicircular — FSC 6675
  • Material: PLASTIC
  • Graduation Unit: 1.000 DEGREES
  • Scale Calibration: 0 TO 180
  • Diameter: 4.250 INCHES IN
  • 4 verified cross-references
  • Primary manufacturer: Dietzgen Corp
Applications
  • Applications requiring Plastic construction
General Description

The Protractor,semicircular, cataloged under National Stock Number 6675-00-641-3166, is classified within Federal Supply Class 6675 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Dietzgen Corp. Government technical data includes 4 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6675-00-641-3166
Primary Part Number1938H
Item NameProtractor,semicircular
FSC / FSG6675 / 66 — No Item Name Available
ManufacturerDietzgen Corp
StatusACTIVE
MaterialPLASTIC
Graduation Unit1.000 DEGREES
Scale Calibration0 TO 180
Diameter4.250 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-078-5695407-733 INTERCHANGEABLE
Meter,multiple Scale
Heathkit Co Inc Dba Heathkit Educational Systems
6675-00-183-6485 INTERCHANGEABLE
Protractor,semicircular
6675-00-183-6486 INTERCHANGEABLE
Protractor,semicircular
6675-00-222-2535 INTERCHANGEABLE
Protractor,semicircular
6675-00-222-2536 INTERCHANGEABLE
Protractor,circular
5340-00-255-43993547 INTERCHANGEABLE
Cap,protective,dust and Moisture
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
6750-00-274-6725 INTERCHANGEABLE
Ammonium Thiosulfate,photographi
6675-00-291-9381P476 INTERCHANGEABLE
Protractor,semicircular
Alvin and Co Inc
2530-00-300-6798391320C91 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Navistar Intl Corp Truck Br Ohio Plant
5325-00-489-3086Z3114 INTERCHANGEABLE
Grommet,nonmetallic
Minor Rubber Co Inc
Cross-Reference Index
Part NumberManufacturer
1938H Dietzgen Corp (USA)
3547 Penn Tool Co Inc (USA)
A-A-52300 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
GG-P-681 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
6625-00-078-5695INTERCHANGEABLE
METER,MULTIPLE SCALE
407-733
6675-00-183-6485INTERCHANGEABLE
PROTRACTOR,SEMICIRCULAR
6675-00-183-6486INTERCHANGEABLE
PROTRACTOR,SEMICIRCULAR
6675-00-222-2535INTERCHANGEABLE
PROTRACTOR,SEMICIRCULAR
6675-00-222-2536INTERCHANGEABLE
PROTRACTOR,CIRCULAR
5340-00-255-4399INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
3547
6750-00-274-6725INTERCHANGEABLE
AMMONIUM THIOSULFATE,PHOTOGRAPHI
6675-00-291-9381INTERCHANGEABLE
PROTRACTOR,SEMICIRCULAR
P476
2530-00-300-6798INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
391320C91
5325-00-489-3086INTERCHANGEABLE
GROMMET,NONMETALLIC
Z3114
6675-00-514-3544INTERCHANGEABLE
PROTRACTOR,CIRCULAR
P263
6675-00-514-3545INTERCHANGEABLE
PROTRACTOR,CIRCULAR

Frequently Asked Questions

What is NSN 6675-00-641-3166?

NSN 6675-00-641-3166 is a Protractor,semicircular, manufactured by Dietzgen Corp, classified under FSC 6675 (No Item Name Available). Status: active.

What are the part numbers for NSN 6675-00-641-3166?

NSN 6675-00-641-3166 has 4 cross-referenced part numbers: 1938H (Dietzgen Corp), 3547 (Penn Tool Co Inc), A-A-52300 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), GG-P-681 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 6675-00-641-3166?

There are 12 known substitutes for 6675-00-641-3166: 6625-00-078-5695, 6675-00-183-6485, 6675-00-183-6486 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1938H?

Key specifications for 1938H: Material: PLASTIC; Graduation Unit: 1.000 DEGREES; Scale Calibration: 0 TO 180; Diameter: 4.250 INCHES IN. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com