The Cuff,sleeve,insulation, cataloged under National Stock Number 1560-01-253-6000, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. The manufacturer of record is The Boeing Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1560-01-253-6000 |
| Primary Part Number | 7-311A21131-17 |
| Item Name | Cuff,sleeve,insulation |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| General Characteristics Item Description | CLOTH,FIBERGLASS,INNER COVER; BATTING,FIBERGLASS,HMS 15-1184 TY1,HUGHES HELICOPTERS; INCLUDES OUTER COVER,HEAT BARRIER,ADHESIVE,COATING,HOOK,PILE AND THREAD; 3.620 IN. INSIDE DIAMETER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7-311A21131-17 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-311A21131-17 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 1560-01-253-6000 is a Cuff,sleeve,insulation, manufactured by The Boeing Company, classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-01-253-6000 has 1 manufacturer part number on file: 7-311A21131-17 (The Boeing Company).
Key specifications for 7-311A21131-17: General Characteristics Item Description: CLOTH,FIBERGLASS,INNER COVER; BATTING,FIBERGLASS,HMS 15-1184 TY1,HUGHES HELICOPTERS; INCLUDES OUTER COVER,HEAT BARRIER,ADHESIVE,COATING,HOOK,PILE AND THREAD; 3.620 IN. INSIDE DIAMETER IN. 1 specification is 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.
NSN 1560-01-253-6000 has DEMIL Code Q. 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.