The Bolt,machine, cataloged under National Stock Number 5306-00-021-4259, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-021-4259 |
| Primary Part Number | 9408997 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC OVERALL |
| Specification/standard Data | 81349-MIL-B-45912 GOVERNMENT SPECIFICATION AND 96906-MS35764 REV D/INACTIVE/ GOVERNMENT STANDARD |
| Thread Direction | RIGHT-HAND |
| Departure From Cited Document | AS MODIFIED BY OPTIONAL ZINC COATED SURF. TREAT. |
| Thread Series Designator | UNF |
| Material Document and Classification | ASTM A449,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR SAE J429,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR GM 300-M MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Locking Feature | DISTORTIONS BEARING SURFACE OF HEAD |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633,TYPE 1,CLASS 3 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| Thread Quantity Per Inch | 16 |
| Nondefinitive Spec/std Data | B COMPOSITION |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Features Provided | FINISHED HEAD |
| Head Style | UNDERCUT HEXAGON |
| Thread Class | 2A A |
| Fastener Length | 1.670 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Thread Length | 1.594 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Head Height | 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN |
| Width Between Flats | 0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9408997 | General Motors Corp (USA) |
| MS35764-520 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 214259 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| MIL-B-45912 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS35764-1120 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 214259 | General Motors Corp (USA) |
NSN 5306-00-021-4259 is a Bolt,machine, manufactured by General Motors Corp, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-021-4259 has 6 cross-referenced part numbers: 9408997 (General Motors Corp), MS35764-520 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 214259 (U S Army Tank Automotive Command Amsta-Im-Mm), MIL-B-45912 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS35764-1120 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.
There are 6 known substitutes for 5306-00-021-4259: 5306-00-543-4634, 5306-00-816-5991, 5306-00-905-1672 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9408997: Material: STEEL OVERALL; Surface Treatment: CADMIUM AND CHROMATE OR ZINC OVERALL; Specification/standard Data: 81349-MIL-B-45912 GOVERNMENT SPECIFICATION AND 96906-MS35764 REV D/INACTIVE/ GOVERNMENT STANDARD; Thread Direction: RIGHT-HAND. 21 total characteristics are documented in the Federal Logistics Information System.