The Retainer,packing, cataloged under National Stock Number 5330-01-139-3583, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corporation Dba Eaton Inoac Div Eaton. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-139-3583 |
| Primary Part Number | 70768N2 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Eaton Corporation Dba Eaton Inoac Div Eaton |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.016 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.446 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | FLANGED |
| Flanged Body Outside Diameter | 2.273 INCHES MINIMUM AND 2.277 INCHES MAXIMUM IN |
| Peripheral Diameter | 3.012 INCHES MINIMUM AND 3.013 INCHES MAXIMUM IN |
| Center Hole Diameter | 2.155 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN |
| Body Recess Depth | 0.364 INCHES MINIMUM AND 0.404 INCHES MAXIMUM 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 |
|---|---|
| 67605 | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 12302426 | Honeywell International Inc. Dba Honeywell International (USA) |
| 77092 | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 12302426 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 70768N2 PRIMARY | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 102749 PRIMARY | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
| Reference | Meaning |
|---|---|
| 12302388 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12-2406-1 | 3/2 Design control — primary reference U.S. Government activity |
| 102749 | 5/9 Secondary reference Mc Kecknie Corp |
NSN 5330-01-139-3583 is a Retainer,packing, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-139-3583 has 6 manufacturer part numbers on file: 67605 (Eaton Corporation Dba Eaton Inoac Div Eaton), 12302426 (Honeywell International Inc. Dba Honeywell International), 77092 (Eaton Corporation Dba Eaton Inoac Div Eaton), 12302426 (U S Army Tank Automotive Command Amsta-Im-Mm), 70768N2 (Eaton Corporation Dba Eaton Inoac Div Eaton) and 1 more.
3 possible matches (shared part number, not a government interchangeability claim): 5305-01-283-6660, 4520-01-421-6798, 5340-01-485-8492. Verify interchangeability with system specifications before substitution.
Key specifications for 70768N2: Cross-Sectional Thickness: 0.016 INCHES NOMINAL IN; Cross-Sectional Height: 0.446 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN; Cross-Sectional Shape Style: FLANGED; Flanged Body Outside Diameter: 2.273 INCHES MINIMUM AND 2.277 INCHES MAXIMUM IN. 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.