The Detent Block, cataloged under National Stock Number 4920-01-431-5689, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-431-5689 |
| Primary Part Number | 8231537-0001 |
| Item Name | Detent Block |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | ACTIVE |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 8231537-0001 PRIMARY | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| Reference | Meaning |
|---|---|
| 8231537 | D/9 Drawing number reference only Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
NSN 4920-01-431-5689 is a Detent Block, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-431-5689 has 1 manufacturer part number on file: 8231537-0001 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).
Key specifications for 8231537-0001: Overall Height: 1.440 INCHES NOMINAL IN; Overall Length: 2.000 INCHES NOMINAL IN; Overall Width: 1.000 INCHES NOMINAL IN; Special Features: 2 HOLES 0.375 IN DIA DRILLED THRU; 16UNC-2B THREADS; 1 HOLE IN CENTER 0.510 IN DIA BY 0.620 IN DEEP,0.625 IN CBORE IN. 2 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.