The Gasket, cataloged under National Stock Number 5330-00-044-2764, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hartzell Propeller Llc. Government technical data includes 12 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 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 | 5330-00-044-2764 |
| Primary Part Number | B3049 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hartzell Propeller Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | H-S-4 FSCM 24693 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Cross-Sectional Thickness | 0.090 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | QQ-A-250/5 2024 T3 OR T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR METAL |
| Outside Diameter | 6.470 INCHES MINIMUM AND 6.530 INCHES MAXIMUM IN |
| Aperture Diameter | 5.170 INCHES MINIMUM AND 5.230 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 3 |
| Bolt Circle Diameter | 5.897 INCHES MINIMUM AND 5.903 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 OVERALL |
| Hole Diameter | 0.172 INCHES MINIMUM AND 0.234 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B3049 PRIMARY | Hartzell Propeller Llc (USA) |
NSN 5330-00-044-2764 is a Gasket, manufactured by Hartzell Propeller Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-044-2764 has 1 manufacturer part number on file: B3049 (Hartzell Propeller Llc).
1 possible match (shared part number, not a government interchangeability claim): 5340-00-363-4869. Verify interchangeability with system specifications before substitution.
Key specifications for B3049: Surface Treatment Document and Classification: H-S-4 FSCM 24693 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Cross-Sectional Thickness: 0.090 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN; Style Designator: CIRCULAR; Material Document and Classification: QQ-A-250/5 2024 T3 OR T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 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.