PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1788Test Kit,penetrant

Brent America, Inc · NSN 6635-01-327-4460 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-01-327-4460 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-327-4460. Primary manufacturer part number: 1788.
Features
  • Test Kit,penetrant — FSC 6635
  • General Characteristics Item Description: C/O GRADUATED MIXING CYLINDER W/STOPPER; HYDROMETER; FLUID CONTAINER (1 GAL); RUBBER STOPPER W/TWO 8.0 MM DIA HOLES; BOTTLE SCREW CAP; SPRAY NOZZLE; SHUT-OFF VALVE; COPPER TUBING; REFRACTOMETER; TEST PANELS: 4 STAINLESS STEEL AND 2 CHROME NICKEL PLATED; RADIOMETER,DIGITAL W/CALIBRATION PROCEDURES AND CARRYING CASE; BI-METAL THERMOMETER; FORCEPS (2); FILTER PAPER; TEST KIT PENETRANT CARRYING CASE MM
  • 2 verified cross-references
  • Primary manufacturer: Brent America, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Kit,penetrant, cataloged under National Stock Number 6635-01-327-4460, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Brent America, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6635-01-327-4460
Primary Part Number1788
Item NameTest Kit,penetrant
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerBrent America, Inc
StatusACTIVE
General Characteristics Item DescriptionC/O GRADUATED MIXING CYLINDER W/STOPPER; HYDROMETER; FLUID CONTAINER (1 GAL); RUBBER STOPPER W/TWO 8.0 MM DIA HOLES; BOTTLE SCREW CAP; SPRAY NOZZLE; SHUT-OFF VALVE; COPPER TUBING; REFRACTOMETER; TEST PANELS: 4 STAINLESS STEEL AND 2 CHROME NICKEL PLATED; RADIOMETER,DIGITAL W/CALIBRATION PROCEDURES AND CARRYING CASE; BI-METAL THERMOMETER; FORCEPS (2); FILTER PAPER; TEST KIT PENETRANT CARRYING CASE MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5962-00-179-0736 INTERCHANGEABLE
Microcircuit,linear
5999-01-078-01381788 INTERCHANGEABLE
Plate,electrical Shield
Gifft T H Co Inc
2040-01-204-1901883014001 INTERCHANGEABLE
Stuffing,box
Johnson Rubber Co the
6635-01-256-3418 INTERCHANGEABLE
Test Kit,penetrant
6750-01-382-0271 INTERCHANGEABLE
Paper,photographic
5340-01-570-75621788 INTERCHANGEABLE
Strap,webbing
Buffalo Turbine Defense Llc
8415-01-571-23121788 INTERCHANGEABLE
Gloves,cold Weather
Marmot Mountain
4240-01-633-00681788 INTERCHANGEABLE
Climbers,pole
Yates Gear, Inc. Dba Yates Gear Inc
6120-01-674-48831788 INTERCHANGEABLE
Power Supply
B&k Precision Corp Div B&k Precision Corporation
Cross-Reference Index
Part NumberManufacturer
A-A-50752 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1788 PRIMARY Brent America, Inc (USA)
Related Parts
5962-00-179-0736INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5999-01-078-0138INTERCHANGEABLE
PLATE,ELECTRICAL SHIELD
1788
2040-01-204-1901INTERCHANGEABLE
STUFFING,BOX
883014001
6635-01-256-3418INTERCHANGEABLE
TEST KIT,PENETRANT
6750-01-382-0271INTERCHANGEABLE
PAPER,PHOTOGRAPHIC
5340-01-570-7562INTERCHANGEABLE
STRAP,WEBBING
1788
8415-01-571-2312INTERCHANGEABLE
GLOVES,COLD WEATHER
1788
4240-01-633-0068INTERCHANGEABLE
CLIMBERS,POLE
1788
6120-01-674-4883INTERCHANGEABLE
POWER SUPPLY
1788

Frequently Asked Questions

What is NSN 6635-01-327-4460?

NSN 6635-01-327-4460 is a Test Kit,penetrant, manufactured by Brent America, Inc, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-01-327-4460?

NSN 6635-01-327-4460 has 2 cross-referenced part numbers: A-A-50752 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1788 (Brent America, Inc).

What NSN replaces 6635-01-327-4460?

There are 9 known substitutes for 6635-01-327-4460: 5962-00-179-0736, 5999-01-078-0138, 2040-01-204-1901 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1788?

Key specifications for 1788: General Characteristics Item Description: C/O GRADUATED MIXING CYLINDER W/STOPPER; HYDROMETER; FLUID CONTAINER (1 GAL); RUBBER STOPPER W/TWO 8.0 MM DIA HOLES; BOTTLE SCREW CAP; SPRAY NOZZLE; SHUT-OFF VALVE; COPPER TUBING; REFRACTOMETER; TEST PANELS: 4 STAINLESS STEEL AND 2 CHROME NICKEL PLATED; RADIOMETER,DIGITAL W/CALIBRATION PROCEDURES AND CARRYING CASE; BI-METAL THERMOMETER; FORCEPS (2); FILTER PAPER; TEST KIT PENETRANT CARRYING CASE MM. 1 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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