Aerospace : Fastening Systems : Blind Rivets : MLS UNIMATIC® Blind Rivets (NAS1900 Series) : Engineering Standards

Engineering Standards

MLS/Unimatic® Blind Rivet
General Notes:
All Nominal Diameter P/N’s Manufactured IAW NAS1900 Specifications
“FC” and “V” Codes Apply to “B” Material Rivets Only
“EL” Code Lube Applied to Pin Only

NAS1900 Series Part Numbers
“B” Material Code Aluminum, 1/8” to 1/4”
“M” Material Code A-286 Pin / Monel Sleeve, 1/8” to 1/4”
“C” Material Code A-286 CRES, 1/8” to 1/4”
“A” Finish Code Aluminum Coat IAW NAS 4006
“P” Finish Code Slosh Clean IAW MIL-C-38736
“W” Finish Code Cadmium Plated Sleeve
“FC” Finish Code Chem. Film Sleeve IAW MIL-C-5541

NAS1919()S() Unimatic Protruding Head Blind Rivet
“S” Code Single Action Installation
“U” Code Single Action Installation with Drive Washer

NAS1921()S() Unimatic Flush Head Blind Rivet “S” Code Single Action Installation
“U” Code Single Action Installation with Drive Washer

NAS1919()-() Protruding Head Blind Rivet
“-“ Code Double Action Installation

NAS1921()-() Flush Head Blind Rivet
“-“ Code Double Action Installation Rivet

Alcoa Series Part Numbers
“B” Material Code Aluminum, 1/8” to 1/4”
“M” Material Code A-286 Pin / Monel Sleeve, 1/8” to 1/4”
“EU” Material Code A-286 CRES, 1/8” to 1/4”
“A” Finish Code Aluminum Coat IAW NAS 4006
“P” Finish Code Slosh Clean IAW MIL-C-38736
“C” Finish Code Cadmium Plated Sleeve
“FC” Finish Code Chem. Film Sleeve IAW MIL-C-5541
“V” Finish Code Silver Plate IAW QQ-S-365C + Dichronite DL-5
“EL” Finish Code Dichronite DL-5
 
SMLSP-()-() Unimatic Protruding Head Blind Rivet
Single Action Installation
“U” Code Single Action Installation with Drive Washer
Download
 
OSMLSP-()-() Unimatic Oversize Protruding Head Blind
Single Action Installation
“U” Code Single Action Installation with Drive Washer
Download
 
SMLS100-()-() Unimatic Flush Head Blind Rivet
Single Action Installation
“U” Code Single Action Installation with Drive Washer
Download
 
OSMLS100-()-() Unimatic Oversize Flush Head Blind
Single Action Installation
“U” Code Single Action Installation with Drive Washer
Download
 
MLSP-()-() Protruding Head – Double Action
Download
 
MLS100-()-() Flush Head – Double Action
Download
 
7MLS100-M()-() Flush Shear Head Blind Rivet Double Action Installation
A-286 Pin / Monel Sleeve
“C” Code Cadmium Plated Sleeve
Download
 
S7MLS100-M()-() Flush Shear Head Blind Rivet Single Action Installation
A-286 Pin / Monel Sleeve
“U” Code Single Action Installation with Drive Washer
“A” Code Aluminum Coated Sleeve
“C” Code Cadmium Plated Sleeve
Download
 
SMLS100B05()CS1 Unimatic Flush Head Blind Rivet
Single Action Installation
Special Head for Shaving Applications
“B” Code All Aluminum Fastener
“U” Code Single Action Installation with Drive Washer
Download



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