The Pilot,valve Seat Refacing, cataloged under National Stock Number 4910-01-353-4808, is classified within Federal Supply Class 4910 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Sioux Tools Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4910-01-353-4808 |
| Primary Part Number | T377 |
| Item Name | Pilot,valve Seat Refacing |
| FSC / FSG | 4910 / 49 — No Item Name Available |
| Manufacturer | Sioux Tools Inc |
| Status | ACTIVE |
| Upper End Diameter | 0.375 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN |
| Upper End Length | 4.000 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Size | 0.3770 INCHES NOMINAL IN |
| Design Type | SOLID |
| Lower End Length | 4.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| T377 PRIMARY | Sioux Tools Inc (USA) |
NSN 4910-01-353-4808 is a Pilot,valve Seat Refacing, manufactured by Sioux Tools Inc, classified under FSC 4910 (No Item Name Available). Status: active.
NSN 4910-01-353-4808 has 1 cross-referenced part number: T377 (Sioux Tools Inc).
There is 1 known substitute for 4910-01-353-4808: 5950-00-101-2365. Verify interchangeability with system specifications before substitution.
Key specifications for T377: Upper End Diameter: 0.375 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN; Upper End Length: 4.000 INCHES NOMINAL IN; Style Designator: ROUND; Size: 0.3770 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.