The Gasket, cataloged under National Stock Number 5330-01-309-6520, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-309-6520 |
| Primary Part Number | B101,677 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | HH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Diameter | 2.625 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Outside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material | PAPER AND GLUE AND GLYCERIN OR PAPER AND RUBBER SYNTHETIC OVERALL |
| Hole Diameter | 0.438 INCHES NOMINAL 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 |
|---|---|
| B101,677 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| B101.677 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| B101,677 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 5330-01-309-6520 is a Gasket, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-309-6520 has 1 manufacturer part number on file: B101,677 (Control Flow, Inc. Dba Control Flow Inc).
Key specifications for B101,677: Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Material Document and Classification: HH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL; Overall Length: 3.250 INCHES NOMINAL IN. 9 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.