The Retainer,packing, cataloged under National Stock Number 5330-00-182-3103, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-182-3103 |
| Primary Part Number | MS27595-132 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Cross-Sectional Height | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 1.927 INCHES MINIMUM AND 1.933 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.752 INCHES MINIMUM AND 1.756 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| MS27595-132 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| 690337 | Aviation Spares and Repairs Ltd (GBR) |
| Reference | Meaning |
|---|---|
| S30989-132 | 5/1 Secondary reference Trelleborg Sealing Solutions Us, Inc. |
| MS27595 | 4/1 Identification reference U.S. Government activity |
| 690277 ITEM 12 | 5/1 Secondary reference Admiral Filter Company Llc |
| MS27595-132 | 2/2 Government specification standardization U.S. Government activity |
NSN 5330-00-182-3103 is a Retainer,packing, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-182-3103 has 2 manufacturer part numbers on file: MS27595-132 (Leonardo Spa Helicopters Division - Production Site), 690337 (Aviation Spares and Repairs Ltd).
Key specifications for MS27595-132: Cross-Sectional Height: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Material Document and Classification: MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 1.927 INCHES MINIMUM AND 1.933 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.