The Seal Kit, cataloged under National Stock Number 5330-01-251-7729, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is International Motion Control Ltd. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-251-7729 |
| Primary Part Number | SKN25-665-11 |
| Item Name | Seal Kit |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | International Motion Control Ltd |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF ROD WIPER,BACKUP WASHER,O-RING,ROD SEAL WASHER,ROD SEAL |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| SKN25-665-11 | International Motion Control Ltd (GBR) |
| Reference | Meaning |
|---|---|
| LL-HX4-9784 | 5/9 Secondary reference Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| 1E8412-52701 ITEM 63 | 5/9 Secondary reference U.S. Government activity |
| SKN25-665-11 | 3/1 Design control — primary reference U.S. Government activity |
| SKN2-661-11MF | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-251-7729 is a Seal Kit, manufactured by International Motion Control Ltd, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-251-7729 has 1 manufacturer part number on file: SKN25-665-11 (International Motion Control Ltd).
Key specifications for SKN25-665-11: General Characteristics Item Description: CONSISTS OF ROD WIPER,BACKUP WASHER,O-RING,ROD SEAL WASHER,ROD SEAL; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION. 3 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.