The Retainer,packing, cataloged under National Stock Number 5330-00-593-3514, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 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 | 5330-00-593-3514 |
| Primary Part Number | 72912-2 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
| Status | ACTIVE |
| Attachment Feature Quantity | 2 |
| Cross-Sectional Height | 0.123 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN |
| Attachment Feature Length | 0.084 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN |
| Attachment Feature Width | 0.046 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-N-288 COMP D FED SPEC 1ST MATERIAL RESPONSE OR AMS 5542 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5698 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 4.000 INCHES NOMINAL IN |
| Center Hole Diameter | 3.674 INCHES NOMINAL IN |
| Material | NICKEL ALLOY K-500 OR NICKEL ALLOY X-750 OVERALL |
| Joint Type | OVERLAP RETAINER |
| Attachment Method | SLOT |
| 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 |
|---|---|
| 72912PT72912-2 | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
| 72912-2 PRIMARY | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
NSN 5330-00-593-3514 is a Retainer,packing, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-593-3514 has 2 manufacturer part numbers on file: 72912PT72912-2 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 72912-2 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).
2 possible matches (shared part number, not a government interchangeability claim): 5935-01-580-0579, 5935-01-613-9494. Verify interchangeability with system specifications before substitution.
Key specifications for 72912-2: Attachment Feature Quantity: 2; Cross-Sectional Height: 0.123 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN; Attachment Feature Length: 0.084 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN; Attachment Feature Width: 0.046 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN. 11 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.