The Gasket and Preformed Packing Ass, cataloged under National Stock Number 5330-00-274-4700, 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 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-274-4700 |
| Primary Part Number | A301687 |
| Item Name | Gasket and Preformed Packing Ass |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Component Quantity | 14 |
| Nonsupply Items and Quantities | 16603 E104821-12 GASKET 6,16603 E104821-24 GASKET 1,16603 E104821-113 O-RING 1,16603 E104821-114 0-RING 1,16603 E104945-2 GASKET 2,16603 E104945-24 O-RING 1,16603 E104929-25 0-RING 1,16603 E104929-154 O-RING 1 |
| 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 |
|---|---|
| A301687 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| A301687 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| 301687 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 5330-00-274-4700 is a Gasket and Preformed Packing Ass, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-274-4700 has 1 manufacturer part number on file: A301687 (Control Flow, Inc. Dba Control Flow Inc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-536-9854. Verify interchangeability with system specifications before substitution.
Key specifications for A301687: Component Quantity: 14; Nonsupply Items and Quantities: 16603 E104821-12 GASKET 6,16603 E104821-24 GASKET 1,16603 E104821-113 O-RING 1,16603 E104821-114 0-RING 1,16603 E104945-2 GASKET 2,16603 E104945-24 O-RING 1,16603 E104929-25 0-RING 1,16603 E104929-154 O-RING 1. 2 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.