The Retainer,packing, cataloged under National Stock Number 5330-00-186-4121, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-186-4121 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-W-5521 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 1.984 INCHES MINIMUM AND 2.016 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.588 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN |
| Material | LEATHER OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 515-4600-1443933REVAPC27 | 5/1 Secondary reference U.S. Government activity |
| 551350PCAN6246-29 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 548190PCAN6246-29 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 3672-350REVAPC27 | 5/1 Secondary reference U.S. Government activity |
| 4824-3112602PCAN6246-29 | 5/1 Secondary reference U.S. Government activity |
| 298S29 | 5/9 Secondary reference Bendix Corp the |
| AN6246-29 | 2/2 Government specification standardization U.S. Government activity |
| 547720PCAN6246-29 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| AN6246PC29 | 5/1 Secondary reference U.S. Government activity |
| 4824-3112606PCAN6246-29 | 5/1 Secondary reference U.S. Government activity |
| 563-6505-932327A | 5/1 Secondary reference U.S. Government activity |
| 4824-3113741PCAN6246-29 | 5/1 Secondary reference U.S. Government activity |
| 547540PCAN6246-29 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 3772-306REVAPC27 | 5/1 Secondary reference U.S. Government activity |
NSN 5330-00-186-4121 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-186-4121: Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN; Material Document and Classification: MIL-W-5521 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 1.984 INCHES MINIMUM AND 2.016 INCHES MAXIMUM 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.