The V-Block, cataloged under National Stock Number 3460-00-256-7337, is classified within Federal Supply Class 3460 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Supfina Machine Co Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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 | 3460-00-256-7337 |
| Primary Part Number | 9131 |
| Item Name | V-Block |
| FSC / FSG | 3460 / 34 — No Item Name Available |
| Manufacturer | Supfina Machine Co Inc |
| Status | ACTIVE |
| Maximum Material Diameter Accommodated | 1.500 INCHES IN |
| Milled Groove Location and Quantity | 1 EACH SIDE |
| Design Type | CLAMP |
| Hole Diameter | 0.750 INCHES NOMINAL IN |
| Material | STEEL |
| Tapped Hole Location | IN BASE |
| Surface Finish | GROUND |
| Tapped Hole Quantity | 4 |
| Drilled Hole Quantity | 1 |
| Height | 1.875 INCHES NOMINAL IN |
| Accessory Components and Quantity | CLAMPS 2,SCREWS 4 |
| Hole Type | DRILLED AND TAPPED |
| Thread Size | 0.312-18 OR 0.250-20 |
| Length | 2.125 INCHES NOMINAL IN |
| Vee Quantity | 1 |
| Vee Location | TOP |
| Width | 2.375 INCHES NOMINAL IN |
| Drilled Hole Location | BOTTOM OF V |
| Hardening Feature | INCLUDED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9131 | Supfina Machine Co Inc (USA) |
| A-A-51150 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A-A-51150 TY 1 SZ 2 ST C GR A | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| GGGV191 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 3460-00-256-7337 is a V-Block, manufactured by Supfina Machine Co Inc, classified under FSC 3460 (No Item Name Available). Status: active.
NSN 3460-00-256-7337 has 4 cross-referenced part numbers: 9131 (Supfina Machine Co Inc), A-A-51150 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-51150 TY 1 SZ 2 ST C GR A (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), GGGV191 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 3460-00-256-7337: 3810-00-161-9987, 5330-00-171-8403, 3460-00-265-7095 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9131: Maximum Material Diameter Accommodated: 1.500 INCHES IN; Milled Groove Location and Quantity: 1 EACH SIDE; Design Type: CLAMP; Hole Diameter: 0.750 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.