The Gasket, cataloged under National Stock Number 5330-01-231-1336, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is DC Fabricators Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-231-1336 |
| Primary Part Number | 320907 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | DC Fabricators Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.025 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR METAL |
| Outside Diameter | 2.100 INCHES NOMINAL IN |
| Aperture Diameter | 1.750 INCHES NOMINAL IN |
| Material | COPPER ALLOY 102 OR COPPER ALLOY 104 OR COPPER ALLOY 105 OR COPPER ALLOY 107 OR COPPER ALLOY 110 OR COPPER ALLOY 113 OR COPPER ALLOY 114 OR COPPER ALLOY 116 OR COPPER ALLOY 120 OR COPPER ALLOY 121 OR COPPER ALLOY 122 OR COPPER ALLOY 123 OR COPPER ALLOY 125 OR COPPER ALLOY 128 OR COPPER ALLOY 130 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 |
|---|---|
| 320907 PRIMARY | DC Fabricators Inc (USA) |
| Reference | Meaning |
|---|---|
| 55363 PIECE 18 | 5/9 Secondary reference Siemens Energy, Inc. |
| 55368 PIECE 18 | 5/9 Secondary reference Siemens Energy, Inc. |
| 3,249,708 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-231-1336 is a Gasket, manufactured by DC Fabricators Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-231-1336 has 1 manufacturer part number on file: 320907 (DC Fabricators Inc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-410-6634. Verify interchangeability with system specifications before substitution.
Key specifications for 320907: Cross-Sectional Thickness: 0.025 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR METAL. 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.