National Stock Number (NSN) Output Data
Definition:
A METALLIC HEADED FASTENER HAVING INTERNAL THREADS FOR A PORTION OF THE FULL LENGTH. IT MAY HAVE A SMOOTH, HEXAGON OR SPLINED SHANK WITH AN OPEN OR CLOSED END. IT IS DESIGNED TO BE EXPANDED TIGHTLY AGAINST THE MATERIAL IT IS BEING INSTALLED IN BY MEANS OF A SPECIAL TOOL. THE ITEM MUST HAVE A SPECIFIED GRIP RANGE. THE GRIP RANGE IS THE THICKNESS OF THE MATERIAL THE ITEM IS BEING INSTALLED IN. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| C520-1032-3 | 81755 | A | 7 | 2 | 2 | SE | ||
| 79CBN3-3 | 019L2 | A | C | 1 | 5 | ZZ | 9F | |
| 79CBN3-3 | 72962 | R | 5 | 9 | 4 | SE | ||
| 65009-1032-3 | 56878 | A | 3 | 2 | 4 | SE |
CAGE Information
| Code | Company |
|---|---|
| 019L2 | MAC LEAN-FOGG COMPANY DBA MAC LEAN-E |
| 81755 | LOCKHEED MARTIN CORPORATION DBA LOCK |
| 72962 | HARVARD INDUSTRIES INC |
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
NUTS AND WASHERS
Inclusions:
INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.
Exclusions:
EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ACTD | NUT DIAMETER | 0.239 INCHES MINIMUM AND 0.241 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNF |
| ADEY | NUT GRIP RANGE | +0.160/+0.220 INCHES |
| CTPW | HEAD COUNTERSINK ANGLE | 75.80 DEGREES MINIMUM AND 76.20 DEGREES MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.190 INCHES |
| AASL | HEAD DIAMETER | 0.329 INCHES MINIMUM AND 0.333 INCHES MAXIMUM |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| CQFM | HARDNESS RATING | NOT RATED |
| ACTA | NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| AASU | HEAD HEIGHT | 0.058 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACVN | NUT LENGTH | 0.497 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3B |
| MATT | MATERIAL | STEEL OVERALL |
| AASK | HEAD STYLE | DISHED COUNTERSUNK |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| ADFN | SHANK END TYPE | OPEN |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |