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. 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 government 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 |
| Length | 2.125 INCHES NOMINAL IN |
| Drilled Hole Quantity | 1 |
| Vee Quantity | 1 |
| Design Type | CLAMP |
| Surface Finish | GROUND |
| Drilled Hole Location | BOTTOM OF V |
| Milled Groove Location and Quantity | 1 EACH SIDE |
| Vee Location | TOP |
| Accessory Components and Quantity | CLAMPS 2,SCREWS 4 |
| Height | 1.875 INCHES NOMINAL IN |
| Thread Size | 0.312-18 OR 0.250-20 |
| Width | 2.375 INCHES NOMINAL IN |
| Material | STEEL |
| Maximum Material Diameter Accommodated | 1.500 INCHES IN |
| Tapped Hole Quantity | 4 |
| Tapped Hole Location | IN BASE |
| Hardening Feature | INCLUDED |
| Hole Type | DRILLED AND TAPPED |
| Hole Diameter | 0.750 INCHES NOMINAL IN |
| 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: Length: 2.125 INCHES NOMINAL IN; Drilled Hole Quantity: 1; Vee Quantity: 1; Design Type: CLAMP. 19 total characteristics are documented in the Federal Logistics Information System.