The Retainer,packing, cataloged under National Stock Number 5330-01-144-9975, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-144-9975 |
| Primary Part Number | 14A251-11 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc |
| Status | ACTIVE |
| Attachment Hole Diameter | 0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN |
| Attachment Feature Quantity | 16 |
| Cross-Sectional Height | 1.180 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN |
| Attachment Feature Circle Diameter | 5.700 INCHES NOMINAL SINGLE CIRCLE IN |
| Peripheral Diameter | 4.780 INCHES NOMINAL IN |
| Center Hole Diameter | 4.000 INCHES NOMINAL IN |
| Attachment Method | ROUND HOLE |
| 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 |
|---|---|
| 14A251-11 PRIMARY | Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc (USA) |
| Reference | Meaning |
|---|---|
| 458-50018-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5330-01-144-9975 is a Retainer,packing, manufactured by Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-144-9975 has 1 manufacturer part number on file: 14A251-11 (Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc).
Key specifications for 14A251-11: Attachment Hole Diameter: 0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN; Attachment Feature Quantity: 16; Cross-Sectional Height: 1.180 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN; Attachment Feature Circle Diameter: 5.700 INCHES NOMINAL SINGLE CIRCLE 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.