Part identity
ST3M497-3-42
Bolt Shoulder
Standard Pressed Steel Co Aircraft Products
Avg quote: 14 minFulfilled from Anaheim, CAAS9120:2025 · ISO 9001 · FAA AC 00-56BC of C, lot & date code with every line
Part description
Bolt Shoulder
ASAP supports this specific part for replacement, spare-pool replenishment, retrofit, and urgent maintenance requirements. Quote requests can include alternate MPN, condition preferences, certification needs, and plant-specific receiving instructions so procurement gets a clear sourcing response before purchase.
Specifications
Certifications & documentation
- UL Recognized
- CE
- C of C available on request
SP
Manufacturer
Standard Pressed Steel Co Aircraft Products
Authorized-distributor or qualified-aftermarket source. Parts shipped from this manufacturer include full traceability paperwork and counterfeit-mitigation per SAE AS6081.
View manufacturer profile →NSN Information for Part Number ST3M497-3-42 with NSN 5306-01-143-4070, 5306011434070
Characteristics Data of NSN 5306-01-143-4070, 5306011434070
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.305 INCHES MINIMUM AND 0.372 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.940 INCHES MINIMUM AND 2.987 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON |
| AASU | HEAD HEIGHT | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.376 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2021 INCHES MINIMUM FIRST SHOULDER AND 0.2026 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 2.615 INCHES MINIMUM FIRST SHOULDER AND 2.635 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
