The Shaft,straight, cataloged under National Stock Number 3040-01-133-7970, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 5 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 | 3040-01-133-7970 |
| Primary Part Number | A2-78 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Material | STEEL COMP 303 |
| First End Diameter | 0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM IN |
| End Similarity | IDENTICAL |
| Surface Finish | 10.0 MICROINCHES |
| First End Style | PLAIN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9321C1001 | Lockheed Corp Lockheed Electronics Co Inc (USA) |
| A1-78 | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 9321C1001-46 | Lockheed Corp Lockheed Electronics Co Inc (USA) |
| A2-78 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 9321C1001-46 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA) |
NSN 3040-01-133-7970 is a Shaft,straight, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-133-7970 has 5 cross-referenced part numbers: 9321C1001 (Lockheed Corp Lockheed Electronics Co Inc), A1-78 (Roller Bearing Co of America, Inc Div Pic Design), 9321C1001-46 (Lockheed Corp Lockheed Electronics Co Inc), A2-78 (Roller Bearing Co of America, Inc Div Pic Design), 9321C1001-46 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems).
There are 12 known substitutes for 3040-01-133-7970: 8455-00-123-7747, 5905-00-236-1130, 8455-00-255-3101 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A2-78: Material: STEEL COMP 303; First End Diameter: 0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM IN; End Similarity: IDENTICAL; Overall Length: 7.860 INCHES MINIMUM AND 7.880 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.