The Retainer,packing, cataloged under National Stock Number 5330-00-338-3585, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps). Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-338-3585 |
| Primary Part Number | 37503750 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) |
| Status | ACTIVE |
| Cross-Sectional Height | 0.375 INCHES NOMINAL IN |
| Material Document and Classification | +4615A90 FSCM 30781 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | U WITH O-RING |
| Peripheral Diameter | 4.500 INCHES NOMINAL IN |
| Center Hole Diameter | 3.750 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 62360 | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
| 37503750 PRIMARY | Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) (USA) |
| Reference | Meaning |
|---|---|
| 37503750 | 5/9 Secondary reference Trw Electronics and Defense Sector Rf Devices |
NSN 5330-00-338-3585 is a Retainer,packing, manufactured by Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps), classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-338-3585 has 2 manufacturer part numbers on file: 62360 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 37503750 (Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps)).
5 possible matches (shared part number, not a government interchangeability claim): 1270-00-630-4592, 5330-01-022-3831, 5310-01-289-7484. Verify interchangeability with system specifications before substitution.
Key specifications for 37503750: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Material Document and Classification: +4615A90 FSCM 30781 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: U WITH O-RING; Peripheral Diameter: 4.500 INCHES NOMINAL IN. 6 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.