The Shaft Assembly,fan, cataloged under National Stock Number 4310-00-173-4771, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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 | 4310-00-173-4771 |
| Primary Part Number | 1A181-161 |
| Item Name | Shaft Assembly,fan |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Dresser Industries Inc Leroi Div |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;O/A LG 5.640 IN;OD 2.625 IN.;FOUR THD HOLES 0.312-18 UNC,2B,RH,EQUALLY SPACED ON 2.180 IN. BOLT CIRCLE;ROLLER BEARING 2.532 IN. LG;HUB AND ROLLER BEARING IS PRESSED ON SHAFT IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RS1024-105 | Lauson Division of Tecumseh Products Co (USA) |
| 22401 | Lauson Division of Tecumseh Products Co (USA) |
| 1A181-161 PRIMARY | Dresser Industries Inc Leroi Div (USA) |
NSN 4310-00-173-4771 is a Shaft Assembly,fan, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-173-4771 has 3 cross-referenced part numbers: RS1024-105 (Lauson Division of Tecumseh Products Co), 22401 (Lauson Division of Tecumseh Products Co), 1A181-161 (Dresser Industries Inc Leroi Div).
There are 12 known substitutes for 4310-00-173-4771: 6645-00-171-9587, 6130-00-192-0006, 3220-00-278-9817 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1A181-161: General Characteristics Item Description: STEEL;O/A LG 5.640 IN;OD 2.625 IN.;FOUR THD HOLES 0.312-18 UNC,2B,RH,EQUALLY SPACED ON 2.180 IN. BOLT CIRCLE;ROLLER BEARING 2.532 IN. LG;HUB AND ROLLER BEARING IS PRESSED ON SHAFT IN. 1 total characteristics are documented in the Federal Logistics Information System.