The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-290-2816, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-290-2816 |
| Primary Part Number | 151C646H03 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| FSC Application Data | SCREWJACK ON AN/TPS-75 |
| Opening Inside Diameter | 2.000 INCHES NOMINAL IN |
| Body Outside Diameter | 3.250 INCHES NOMINAL IN |
| Mounting Method | FRICTION |
| Body Height | 32.000 INCHES NOMINAL IN |
| Style Designator | THRU-HOLE, EXPANDABLE |
| Material Thickness | 0.018 INCHES NOMINAL IN |
| Surface Treatment | RUBBER CHLOROPRENE BODY |
| Material | NYLON (USE PCP000) BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 151C646H03 | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 151C646H03 | 5/9 Secondary reference Bell Industrial Supplies Company |
| 151C646H03 | 5/9 Secondary reference U.S. Government activity |
| 151C646H03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-290-2816 is a Boot,dust and Moisture Seal, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-290-2816 has 1 manufacturer part number on file: 151C646H03 (Northrop Grumman Support Services Corp).
Key specifications for 151C646H03: Overall Height: 33.500 INCHES NOMINAL IN; FSC Application Data: SCREWJACK ON AN/TPS-75; Opening Inside Diameter: 2.000 INCHES NOMINAL IN; Body Outside Diameter: 3.250 INCHES NOMINAL IN. 9 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.