The Timer,bell, cataloged under National Stock Number 4240-01-498-4161, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-498-4161 |
| Item Name | Timer,bell |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 22024 | C/1 Advisory reference — outside the item-of-supply concept Capewell Aerial Systems Llc |
| 5-4-7269-1 | 3/2 Design control — primary reference U.S. Government activity |
| 22024 | 5/9 Secondary reference Capewell Components Company, Llc Dba M. H. Rhodes Div M. H. Rhodes |
| 22024 | 5/9 Secondary reference Rhodes M H Inc |
NSN 4240-01-498-4161 is a Timer,bell, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5975-01-584-8247. Verify interchangeability with system specifications before substitution.
Key specifications for 4240-01-498-4161: Special Features: EAA B65407FQA; End Item Identification: COLLECTIVE PROTECTION EQUIPMENT. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.