The Retainer,packing, cataloged under National Stock Number 5330-01-043-5496, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Tactair Fluid Controls Inc Western Hydraulics Div. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 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 | 5330-01-043-5496 |
| Primary Part Number | 2-3814-28 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Tactair Fluid Controls Inc Western Hydraulics Div |
| Status | ACTIVE |
| Cross-Sectional Height | 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN |
| Material Document and Classification | K6E FSCM 75370 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 7.400 INCHES MINIMUM AND 7.430 INCHES MAXIMUM IN |
| Center Hole Diameter | 7.000 INCHES NOMINAL IN |
| Material | IRON OVERALL |
| Joint Type | SCARF-PERIPHERAL RETAINER |
| 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 |
|---|---|
| 90409 | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
| 2-3814-28 PRIMARY | Tactair Fluid Controls Inc Western Hydraulics Div (USA) |
| 7-3814PC28 | Tactair Fluid Controls Inc Western Hydraulics Div (USA) |
NSN 5330-01-043-5496 is a Retainer,packing, manufactured by Tactair Fluid Controls Inc Western Hydraulics Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-043-5496 has 3 manufacturer part numbers on file: 90409 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies), 2-3814-28 (Tactair Fluid Controls Inc Western Hydraulics Div), 7-3814PC28 (Tactair Fluid Controls Inc Western Hydraulics Div).
2 possible matches (shared part number, not a government interchangeability claim): 2950-01-656-4085, 5180-01-669-3510. Verify interchangeability with system specifications before substitution.
Key specifications for 2-3814-28: Cross-Sectional Height: 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN; Material Document and Classification: K6E FSCM 75370 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 7.400 INCHES MINIMUM AND 7.430 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.