The Knob, cataloged under National Stock Number 5355-00-545-8761, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-545-8761 |
| Primary Part Number | 89E1691-1 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Shaft Accommodation Style | ROUND |
| Length | 0.875 INCHES NOMINAL IN |
| Overall Thickness | 0.906 INCHES NOMINAL IN |
| Skirt Outside Diameter | 1.125 INCHES NOMINAL IN |
| Style Designator | BAR |
| Pin Accommodation Type | STRAIGHT PIN TYPE W/PIN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Width | 0.437 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Skirt Style | STEPPED |
| Attachment Method | PIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 89E1691-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5355-00-545-8761 is a Knob, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-545-8761 has 1 manufacturer part number on file: 89E1691-1 (Northrop Grumman Systems Corporation).
Key specifications for 89E1691-1: Shaft Accommodation Style: ROUND; Length: 0.875 INCHES NOMINAL IN; Overall Thickness: 0.906 INCHES NOMINAL IN; Skirt Outside Diameter: 1.125 INCHES NOMINAL IN. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.