The Gasket, cataloged under National Stock Number 5330-01-284-9749, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-284-9749 |
| Primary Part Number | 2577 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.440 INCHES NOMINAL IN |
| Gage Ring Thickness | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | METAL AND SYNTHETIC RUBBER |
| Outside Diameter | 2.630 INCHES NOMINAL IN |
| Aperture Diameter | 1.750 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC AND ALUMINUM ALLOY OVERALL |
| 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 |
|---|---|
| 2577 | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA) |
| Reference | Meaning |
|---|---|
| BACG10AH106 | 3/2 Design control — primary reference U.S. Government activity |
| 070257 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-284-9749 is a Gasket, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-284-9749 has 1 manufacturer part number on file: 2577 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).
3 possible matches (shared part number, not a government interchangeability claim): 5935-01-294-3090, 2590-01-608-6566, 1305-01-719-7719. Verify interchangeability with system specifications before substitution.
Key specifications for 2577: Cross-Sectional Thickness: 0.440 INCHES NOMINAL IN; Gage Ring Thickness: 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN; Style Designator: CIRCULAR; Cross-Sectional Shape Style: METAL AND SYNTHETIC RUBBER. 7 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.