The Boot,dust and Moisture Seal, cataloged under National Stock Number 5930-01-289-7346, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5930-01-289-7346 |
| Primary Part Number | 77C730131 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Radius | 0.020 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 4.470 INCHES MINIMUM AND 4.530 INCHES MAXIMUM IN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Criticality Code Justification | FEAT |
| First Distance From Mounting Hole Center to Base Edge | 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.201 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN |
| Base Overall Length | 4.090 INCHES MINIMUM AND 4.150 INCHES MAXIMUM IN |
| Material Thickness | 0.020 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Distance From Inside Opening to Base Edge | 0.590 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE BODY |
| Second Distance From Mounting Hole Center to Base Edge | 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 77C730131 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 77C730131P001 | 5/9 Secondary reference U.S. Government activity |
| 77C730131P001 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rms |
| 77C730131P001 | 5/9 Secondary reference Mechanical Rubber Products Company, Inc. Dba Mechanical Rubber Prdts Co Inc Div Mechanical Rubber Products Co., Inc. |
NSN 5930-01-289-7346 is a Boot,dust and Moisture Seal, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-289-7346 has 1 manufacturer part number on file: 77C730131 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C730131: Overall Height: 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN; Radius: 0.020 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 4.470 INCHES MINIMUM AND 4.530 INCHES MAXIMUM IN; Mounting Method: FLANGE AND UNTHREADED HOLE(S). 12 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.