The Bolt,machine, cataloged under National Stock Number 5306-00-021-4257, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-021-4257 |
| Primary Part Number | 5306000214257 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| Status | ACTIVE |
| Head Height | 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN |
| Thread Series Designator | UNF |
| Locking Feature | DISTORTIONS BEARING SURFACE OF HEAD |
| Hardness Rating | 302.0 BRINELL STANDARD MINIMUM AND 351.0 BRINELL STANDARD MAXIMUM OVERALL |
| Head Style | HEXAGON |
| Minimum Yield Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Fastener Length | 1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Quantity Per Inch | 16 |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Features Provided | UNFINISHED HEAD |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL OVERALL |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Width Between Flats | 0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Thread Length | 1.313 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5306000214257 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| MS35764-1119 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-B-45912A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 214257 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 214257 | General Motors Corp (USA) |
NSN 5306-00-021-4257 is a Bolt,machine, manufactured by E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-021-4257 has 5 cross-referenced part numbers: 5306000214257 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), MS35764-1119 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-B-45912A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 214257 (Army Weapons Command Attn Amswe-Ree-S), 214257 (General Motors Corp).
There are 2 known substitutes for 5306-00-021-4257: 5315-00-768-8733, 4730-00-908-3193. Verify interchangeability with system specifications before substitution.
Key specifications for 5306000214257: Head Height: 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN; Thread Series Designator: UNF; Locking Feature: DISTORTIONS BEARING SURFACE OF HEAD; Hardness Rating: 302.0 BRINELL STANDARD MINIMUM AND 351.0 BRINELL STANDARD MAXIMUM OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.