The Sleeve,joint,heater Support, cataloged under National Stock Number 2915-00-688-9489, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. 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 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 | 2915-00-688-9489 |
| Primary Part Number | 493219 |
| Item Name | Sleeve,joint,heater Support |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL PER AMS5613,30 TO 38 HARDNESS RATING,ROCKWELL C SCALE,0.885 IN. MIN,0.905 IN. MAX O/A LG,0.365 IN. MIN,0.367 IN. MAX BODY ID,0.090 IN. MIN,0.110 IN. MAX DIA THR 6 HOLES EQUALLY SPACED WITHIN 0.005R OF TRUE POSITION IN |
| 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 |
|---|---|
| 493219 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 2915-00-688-9489 is a Sleeve,joint,heater Support, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-00-688-9489 has 1 manufacturer part number on file: 493219 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 2920-01-645-4287. Verify interchangeability with system specifications before substitution.
Key specifications for 493219: General Characteristics Item Description: STAINLESS STEEL PER AMS5613,30 TO 38 HARDNESS RATING,ROCKWELL C SCALE,0.885 IN. MIN,0.905 IN. MAX O/A LG,0.365 IN. MIN,0.367 IN. MAX BODY ID,0.090 IN. MIN,0.110 IN. MAX DIA THR 6 HOLES EQUALLY SPACED WITHIN 0.005R OF TRUE POSITION IN. 1 specification is 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 2915-00-688-9489 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.