The Stiffener,heatshield,nonaircraft, cataloged under National Stock Number 2835-01-324-4953, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Tighitco Latinoamerica S.a.de C.v. Div Tighitco Latinoamerica. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2835-01-324-4953 |
| Primary Part Number | 257H29976-5 |
| Item Name | Stiffener,heatshield,nonaircraft |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Manufacturer | Tighitco Latinoamerica S.a.de C.v. Div Tighitco Latinoamerica |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Material Thickness | 2.00 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 5750011-005 | Naval Sea Systems Command (USA) |
| 257H29976-5 PRIMARY | Tighitco Latinoamerica S.a.de C.v. Div Tighitco Latinoamerica (MEX) |
| Reference | Meaning |
|---|---|
| 5750011-005 | 5/9 Secondary reference Textron Systems Corp |
| 257H29976-5 | 3/9 Design control — primary reference Tighitco Inc. |
| 257H29976-3 | 5/9 Secondary reference Tighitco Inc. |
NSN 2835-01-324-4953 is a Stiffener,heatshield,nonaircraft, manufactured by Tighitco Latinoamerica S.a.de C.v. Div Tighitco Latinoamerica, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
NSN 2835-01-324-4953 has 2 manufacturer part numbers on file: 5750011-005 (Naval Sea Systems Command), 257H29976-5 (Tighitco Latinoamerica S.a.de C.v. Div Tighitco Latinoamerica).
Key specifications for 257H29976-5: Criticality Code Justification: FEAT; Material Thickness: 2.00 INCHES NOMINAL IN; Special Features: CRITICAL APPLICATION ITEM (CAI); INSULATION BLANKET MATERIALS: OUTER SURFACE: CORROSION RESISTANT STEEL FOIL WITH WELDED SEAMS OR EQUIVALENT; INNER SURFACE: NICKEL ALLOY FOIL WITH WELDED SEAMS OR EQUIVALENT.INSULATION: 3 LACING NICKEL ALLOY CAPSTANS; Surface Treatment: PASSIVATE OVERALL. 4 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.