The Knob, cataloged under National Stock Number 5355-00-508-7574, is classified within Federal Supply Class 5355 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mutron Corp. Government technical data includes 17 verified specifications, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5355-00-508-7574 |
| Primary Part Number | B51173 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — No Item Name Available |
| Manufacturer | Mutron Corp |
| Status | CANCELLED |
| Setscrew Hole Quantity | 2 |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Color | BLACK |
| Style Designator | ROUND |
| Skirt Design | NONDETACHABLE |
| Outside Diameter | 1.500 INCHES MAXIMUM IN |
| Distance From Hole Center to Knob/skirt Base | 0.312 INCHES NOMINAL IN |
| Screw Drive Type | HEXAGON SOCKET |
| Skirt Style | FLARED |
| Reference Marking | SINGLE LINE |
| Attachment Method | SETSCREWS |
| Overall Thickness | 1.000 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5355-00-508-7574 is a Knob, manufactured by Mutron Corp, classified under FSC 5355 (No Item Name Available). Status: cancelled.
NSN 5355-00-508-7574 has 3 cross-referenced part numbers: B51173 (Mutron Corp), B851173 (Herley Chicago Dba Stewart Warner Electronics), 51173 (Mutron Corp).
There are 7 known substitutes for 5355-00-508-7574: 5950-00-810-8718, 5360-01-106-5708, 4730-01-247-2492 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for B51173: Setscrew Hole Quantity: 2; Inside Diameter: 0.250 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Thread Quantity Per Inch: 32 SCREW HOLE. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5355-00-508-7574 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.