The Bolt,machine, cataloged under National Stock Number 5306-01-327-3526, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-327-3526 |
| Primary Part Number | 0.3125-18UNC-2AX4.500LG, HEX HD |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | American National Standards Institute Incorporated Dba American National Standards Institute |
| Status | ACTIVE |
| Width Between Flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Nondefinitive Spec/std Data | 1, TYPE AND 2 GRADE |
| Material | STEEL OVERALL |
| Minimum Tensile Strength | 75000 POUNDS PER SQUARE INCH LBS |
| Features Provided | FINISHED HEAD |
| Head Height | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 18 |
| Thread Class | 2A A |
| Thread Length | 4.389 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN |
| Fastener Length | 4.500 INCHES NOMINAL IN |
| Hardness Rating | 80.0 ROCKWELL C NOMINAL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Material Document and Classification | SAE J429,GR2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | ZINC OVERALL |
| Acquisition Status | ACTIVE |
| Successor | 5306-00-018-0084 |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 0.3125-18UNC-2AX4.500LG, HEX HD | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| MIL-S-1222 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-DTL-1222J | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-DTL-1222 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-S-1222, GRA DE-2, TY-1 | Zf Industrieantriebe Witten Gmbh (DEU) |
NSN 5306-01-327-3526 is a Bolt,machine, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-01-327-3526 has 5 cross-referenced part numbers: 0.3125-18UNC-2AX4.500LG, HEX HD (American National Standards Institute Incorporated Dba American National Standards Institute), MIL-S-1222 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1222J (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1222 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-1222, GRA DE-2, TY-1 (Zf Industrieantriebe Witten Gmbh).
There are 12 known substitutes for 5306-01-327-3526: 5306-00-638-5811, 5306-00-018-0084, 5306-00-018-6649 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 0.3125-18UNC-2AX4.500LG, HEX HD: Width Between Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Head Style: DISHED HEXAGON; Thread Direction: RIGHT-HAND; Nondefinitive Spec/std Data: 1, TYPE AND 2 GRADE. 17 total characteristics are documented in the Federal Logistics Information System.