The Cap Assembly,dust Surge Valve, cataloged under National Stock Number 2935-00-211-4852, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2935-00-211-4852 |
| Primary Part Number | 87156 |
| Item Name | Cap Assembly,dust Surge Valve |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| FSC Application Data | ENGINE COOLING SYSTEM COMPONENTS,AIRCRAFT |
| General Characteristics Item Description | CONSISTS OF COVER P/N 87163,CAP P/N 87157,SPRING P/N 87153,GUIDE P/N 87159 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 87156 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 87156 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 2935-00-211-4852 is a Cap Assembly,dust Surge Valve, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-00-211-4852 has 1 manufacturer part number on file: 87156 (Honeywell International Inc. Div Aerospace - Torrance).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-189-0525, 6640-01-356-4817, 6910-01-606-0544. Verify interchangeability with system specifications before substitution.
Key specifications for 87156: FSC Application Data: ENGINE COOLING SYSTEM COMPONENTS,AIRCRAFT; General Characteristics Item Description: CONSISTS OF COVER P/N 87163,CAP P/N 87157,SPRING P/N 87153,GUIDE P/N 87159; End Item Identification: NHA P/N 18900. 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.
NSN 2935-00-211-4852 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.