The Clamp,stop, cataloged under National Stock Number 2040-00-972-8649, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2040-00-972-8649 |
| Primary Part Number | B547-363 |
| Item Name | Clamp,stop |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CORROSION RESISTING,QQ-S-763,CLASS 303A,1.000 IN. DIA STD STOCK BY 0.375 IN. LG,WITH 0.5625-12 QUADRUPLE THD R. H. THRU CENTRAL A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B547-363 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| 547B002806 | Northrop Grumman Systems Corporation (USA) |
| 002806 | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 002806 | 5/9 Secondary reference Chatham Precision Inc |
| B-547.363 | C/1 Advisory reference — outside the item-of-supply concept L3 Technologies, Inc. Div L3 Keo |
| B547-363 | 5/9 Secondary reference Chatham Precision Inc |
| 547B002806 | C/1 Advisory reference — outside the item-of-supply concept L3 Technologies, Inc. Div L3 Keo |
NSN 2040-00-972-8649 is a Clamp,stop, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-00-972-8649 has 3 manufacturer part numbers on file: B547-363 (L3 Technologies, Inc. Div L3 Keo), 547B002806 (Northrop Grumman Systems Corporation), 002806 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for B547-363: General Characteristics Item Description: STEEL,CORROSION RESISTING,QQ-S-763,CLASS 303A,1.000 IN. DIA STD STOCK BY 0.375 IN. LG,WITH 0.5625-12 QUADRUPLE THD R. H. THRU CENTRAL A. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.