NSN 4420-99-540-5002, 4420995405002
TUBE CLEANING BRUSH

Federal Supply Classification: FSC 4420 - Heat Exchangers and Steam Condensers
National Item Identification Number: NIIN 995405002
Codification Country: United Kingdom

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MATERIAL: (MATT) ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-A-225/5 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
FIRST INTERNAL THREAD CHARACTERISTICS (NON-CORE): (CMPT) 0.138-32 UNC-2B
CROSS-SECTIONAL SHAPE: (ANLR) HEXAGON
LENGTH: (ABRY) 0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
STYLE DESIGNATOR: (STYL) INTERNALLY THREADED FULL LENGTH
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) UNABLE TO DECODE
SURFACE TREATMENT: (SFTT) UNABLE TO DECODE
WIDTH ACROSS FLATS: (ASDB) 0.250 INCHES NOMINAL
SURFACE TREATMENT: (SFTT) CHROMATE OVERALL